21095844

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{79}}^1$

素因数の和:138

約数の個数: 144

約数和(自身を含む): 66017280

約数和(自身を除く): 44921436

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 17, 21, 22, 28, 33, 34, 42, 44, 51, 66, 68, 77, 79, 84, 102, 119, 132, 154, 158, 187, 204, 231, 237, 238, 289, 308, 316, 357, 374, 462, 474, 476, 553, 561, 578, 714, 748, 867, 869, 924, 948, 1106, 1122, 1156, 1309, 1343, 1428, 1659, 1734, 1738, 2023, 2212, 2244, 2607, 2618, 2686, 3179, 3318, 3468, 3476, 3927, 4029, 4046, 5214, 5236, 5372, 6069, 6083, 6358, 6636, 7854, 8058, 8092, 9401, 9537, 10428, 12138, 12166, 12716, 14773, 15708, 16116, 18249, 18802, 19074, 22253, 22831, 24276, 24332, 28203, 29546, 36498, 37604, 38148, 44319, 44506, 45662, 56406, 59092, 66759, 68493, 72996, 88638, 89012, 91324, 103411, 112812, 133518, 136986, 159817, 177276, 206822, 251141, 267036, 273972, 310233, 319634, 413644, 479451, 502282, 620466, 639268, 753423, 958902, 1004564, 1240932, 1506846, 1757987, 1917804, 3013692, 3515974, 5273961, 7031948, 10547922, 21095844]

約数ペア:

[(1, 21095844), (2, 10547922), (3, 7031948), (4, 5273961), (6, 3515974), (7, 3013692), (11, 1917804), (12, 1757987), (14, 1506846), (17, 1240932), (21, 1004564), (22, 958902), (28, 753423), (33, 639268), (34, 620466), (42, 502282), (44, 479451), (51, 413644), (66, 319634), (68, 310233), (77, 273972), (79, 267036), (84, 251141), (102, 206822), (119, 177276), (132, 159817), (154, 136986), (158, 133518), (187, 112812), (204, 103411), (231, 91324), (237, 89012), (238, 88638), (289, 72996), (308, 68493), (316, 66759), (357, 59092), (374, 56406), (462, 45662), (474, 44506), (476, 44319), (553, 38148), (561, 37604), (578, 36498), (714, 29546), (748, 28203), (867, 24332), (869, 24276), (924, 22831), (948, 22253), (1106, 19074), (1122, 18802), (1156, 18249), (1309, 16116), (1343, 15708), (1428, 14773), (1659, 12716), (1734, 12166), (1738, 12138), (2023, 10428), (2212, 9537), (2244, 9401), (2607, 8092), (2618, 8058), (2686, 7854), (3179, 6636), (3318, 6358), (3468, 6083), (3476, 6069), (3927, 5372), (4029, 5236), (4046, 5214)]