21586614

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{479}}^1$

素因数の和:557

約数の個数: 64

約数和(自身を含む): 52531200

約数和(自身を除く): 30944586

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 37, 42, 58, 74, 87, 111, 174, 203, 222, 259, 406, 479, 518, 609, 777, 958, 1073, 1218, 1437, 1554, 2146, 2874, 3219, 3353, 6438, 6706, 7511, 10059, 13891, 15022, 17723, 20118, 22533, 27782, 35446, 41673, 45066, 53169, 83346, 97237, 106338, 124061, 194474, 248122, 291711, 372183, 513967, 583422, 744366, 1027934, 1541901, 3083802, 3597769, 7195538, 10793307, 21586614]

約数ペア:

[(1, 21586614), (2, 10793307), (3, 7195538), (6, 3597769), (7, 3083802), (14, 1541901), (21, 1027934), (29, 744366), (37, 583422), (42, 513967), (58, 372183), (74, 291711), (87, 248122), (111, 194474), (174, 124061), (203, 106338), (222, 97237), (259, 83346), (406, 53169), (479, 45066), (518, 41673), (609, 35446), (777, 27782), (958, 22533), (1073, 20118), (1218, 17723), (1437, 15022), (1554, 13891), (2146, 10059), (2874, 7511), (3219, 6706), (3353, 6438)]