213102010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{47251}}^1$

素因数の和:47310

約数の個数: 32

約数和(自身を含む): 428670144

約数和(自身を除く): 215568134

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 47251, 94502, 236255, 472510, 519761, 1039522, 1937291, 2598805, 3874582, 5197610, 9686455, 19372910, 21310201, 42620402, 106551005, 213102010]

約数ペア:

[(1, 213102010), (2, 106551005), (5, 42620402), (10, 21310201), (11, 19372910), (22, 9686455), (41, 5197610), (55, 3874582), (82, 2598805), (110, 1937291), (205, 1039522), (410, 519761), (451, 472510), (902, 236255), (2255, 94502), (4510, 47251)]