21300060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2351}}^1$

素因数の和:2514

約数の個数: 48

約数和(自身を含む): 60060672

約数和(自身を除く): 38760612

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 151, 302, 453, 604, 755, 906, 1510, 1812, 2265, 2351, 3020, 4530, 4702, 7053, 9060, 9404, 11755, 14106, 23510, 28212, 35265, 47020, 70530, 141060, 355001, 710002, 1065003, 1420004, 1775005, 2130006, 3550010, 4260012, 5325015, 7100020, 10650030, 21300060]

約数ペア:

[(1, 21300060), (2, 10650030), (3, 7100020), (4, 5325015), (5, 4260012), (6, 3550010), (10, 2130006), (12, 1775005), (15, 1420004), (20, 1065003), (30, 710002), (60, 355001), (151, 141060), (302, 70530), (453, 47020), (604, 35265), (755, 28212), (906, 23510), (1510, 14106), (1812, 11755), (2265, 9404), (2351, 9060), (3020, 7053), (4530, 4702)]