21950916

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3803}}^1$

素因数の和:3860

約数の個数: 48

約数和(自身を含む): 56664384

約数和(自身を除く): 34713468

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 222, 444, 481, 962, 1443, 1924, 2886, 3803, 5772, 7606, 11409, 15212, 22818, 45636, 49439, 98878, 140711, 148317, 197756, 281422, 296634, 422133, 562844, 593268, 844266, 1688532, 1829243, 3658486, 5487729, 7316972, 10975458, 21950916]

約数ペア:

[(1, 21950916), (2, 10975458), (3, 7316972), (4, 5487729), (6, 3658486), (12, 1829243), (13, 1688532), (26, 844266), (37, 593268), (39, 562844), (52, 422133), (74, 296634), (78, 281422), (111, 197756), (148, 148317), (156, 140711), (222, 98878), (444, 49439), (481, 45636), (962, 22818), (1443, 15212), (1924, 11409), (2886, 7606), (3803, 5772)]