21347172

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1$

素因数の和:199

約数の個数: 192

約数和(自身を含む): 73543680

約数和(自身を除く): 52196508

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 17, 18, 21, 22, 27, 28, 33, 34, 36, 42, 44, 51, 54, 63, 66, 68, 77, 84, 99, 102, 108, 119, 126, 132, 151, 153, 154, 187, 189, 198, 204, 231, 238, 252, 297, 302, 306, 308, 357, 374, 378, 396, 453, 459, 462, 476, 561, 594, 604, 612, 693, 714, 748, 756, 906, 918, 924, 1057, 1071, 1122, 1188, 1309, 1359, 1386, 1428, 1661, 1683, 1812, 1836, 2079, 2114, 2142, 2244, 2567, 2618, 2718, 2772, 3171, 3213, 3322, 3366, 3927, 4077, 4158, 4228, 4284, 4983, 5049, 5134, 5236, 5436, 6342, 6426, 6644, 6732, 7701, 7854, 8154, 8316, 9513, 9966, 10098, 10268, 11627, 11781, 12684, 12852, 14949, 15402, 15708, 16308, 17969, 19026, 19932, 20196, 23103, 23254, 23562, 28237, 28539, 29898, 30804, 34881, 35343, 35938, 38052, 44847, 46206, 46508, 47124, 53907, 56474, 57078, 59796, 69309, 69762, 70686, 71876, 84711, 89694, 92412, 104643, 107814, 112948, 114156, 138618, 139524, 141372, 161721, 169422, 179388, 197659, 209286, 215628, 254133, 277236, 313929, 323442, 338844, 395318, 418572, 485163, 508266, 592977, 627858, 646884, 762399, 790636, 970326, 1016532, 1185954, 1255716, 1524798, 1778931, 1940652, 2371908, 3049596, 3557862, 5336793, 7115724, 10673586, 21347172]

約数ペア:

[(1, 21347172), (2, 10673586), (3, 7115724), (4, 5336793), (6, 3557862), (7, 3049596), (9, 2371908), (11, 1940652), (12, 1778931), (14, 1524798), (17, 1255716), (18, 1185954), (21, 1016532), (22, 970326), (27, 790636), (28, 762399), (33, 646884), (34, 627858), (36, 592977), (42, 508266), (44, 485163), (51, 418572), (54, 395318), (63, 338844), (66, 323442), (68, 313929), (77, 277236), (84, 254133), (99, 215628), (102, 209286), (108, 197659), (119, 179388), (126, 169422), (132, 161721), (151, 141372), (153, 139524), (154, 138618), (187, 114156), (189, 112948), (198, 107814), (204, 104643), (231, 92412), (238, 89694), (252, 84711), (297, 71876), (302, 70686), (306, 69762), (308, 69309), (357, 59796), (374, 57078), (378, 56474), (396, 53907), (453, 47124), (459, 46508), (462, 46206), (476, 44847), (561, 38052), (594, 35938), (604, 35343), (612, 34881), (693, 30804), (714, 29898), (748, 28539), (756, 28237), (906, 23562), (918, 23254), (924, 23103), (1057, 20196), (1071, 19932), (1122, 19026), (1188, 17969), (1309, 16308), (1359, 15708), (1386, 15402), (1428, 14949), (1661, 12852), (1683, 12684), (1812, 11781), (1836, 11627), (2079, 10268), (2114, 10098), (2142, 9966), (2244, 9513), (2567, 8316), (2618, 8154), (2718, 7854), (2772, 7701), (3171, 6732), (3213, 6644), (3322, 6426), (3366, 6342), (3927, 5436), (4077, 5236), (4158, 5134), (4228, 5049), (4284, 4983)]