21387366

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1187}}^1$

素因数の和:1226

約数の個数: 96

約数和(自身を含む): 62270208

約数和(自身を除く): 40882842

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 26, 33, 39, 42, 63, 66, 77, 78, 91, 99, 117, 126, 143, 154, 182, 198, 231, 234, 273, 286, 429, 462, 546, 693, 819, 858, 1001, 1187, 1287, 1386, 1638, 2002, 2374, 2574, 3003, 3561, 6006, 7122, 8309, 9009, 10683, 13057, 15431, 16618, 18018, 21366, 24927, 26114, 30862, 39171, 46293, 49854, 74781, 78342, 91399, 92586, 108017, 117513, 138879, 149562, 169741, 182798, 216034, 235026, 274197, 277758, 324051, 339482, 509223, 548394, 648102, 822591, 972153, 1018446, 1188187, 1527669, 1645182, 1944306, 2376374, 3055338, 3564561, 7129122, 10693683, 21387366]

約数ペア:

[(1, 21387366), (2, 10693683), (3, 7129122), (6, 3564561), (7, 3055338), (9, 2376374), (11, 1944306), (13, 1645182), (14, 1527669), (18, 1188187), (21, 1018446), (22, 972153), (26, 822591), (33, 648102), (39, 548394), (42, 509223), (63, 339482), (66, 324051), (77, 277758), (78, 274197), (91, 235026), (99, 216034), (117, 182798), (126, 169741), (143, 149562), (154, 138879), (182, 117513), (198, 108017), (231, 92586), (234, 91399), (273, 78342), (286, 74781), (429, 49854), (462, 46293), (546, 39171), (693, 30862), (819, 26114), (858, 24927), (1001, 21366), (1187, 18018), (1287, 16618), (1386, 15431), (1638, 13057), (2002, 10683), (2374, 9009), (2574, 8309), (3003, 7122), (3561, 6006)]