21820962

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:223

約数の個数: 64

約数和(自身を含む): 48881664

約数和(自身を除く): 27060702

約数列:

[1, 2, 3, 6, 17, 31, 34, 51, 62, 67, 93, 102, 103, 134, 186, 201, 206, 309, 402, 527, 618, 1054, 1139, 1581, 1751, 2077, 2278, 3162, 3193, 3417, 3502, 4154, 5253, 6231, 6386, 6834, 6901, 9579, 10506, 12462, 13802, 19158, 20703, 35309, 41406, 54281, 70618, 105927, 108562, 117317, 162843, 211854, 213931, 234634, 325686, 351951, 427862, 641793, 703902, 1283586, 3636827, 7273654, 10910481, 21820962]

約数ペア:

[(1, 21820962), (2, 10910481), (3, 7273654), (6, 3636827), (17, 1283586), (31, 703902), (34, 641793), (51, 427862), (62, 351951), (67, 325686), (93, 234634), (102, 213931), (103, 211854), (134, 162843), (186, 117317), (201, 108562), (206, 105927), (309, 70618), (402, 54281), (527, 41406), (618, 35309), (1054, 20703), (1139, 19158), (1581, 13802), (1751, 12462), (2077, 10506), (2278, 9579), (3162, 6901), (3193, 6834), (3417, 6386), (3502, 6231), (4154, 5253)]