21341086

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{911}}^1$

素因数の和:996

約数の個数: 32

約数和(自身を含む): 37231488

約数和(自身を除く): 15890402

約数列:

[1, 2, 13, 17, 26, 34, 53, 106, 221, 442, 689, 901, 911, 1378, 1802, 1822, 11713, 11843, 15487, 23426, 23686, 30974, 48283, 96566, 201331, 402662, 627679, 820811, 1255358, 1641622, 10670543, 21341086]

約数ペア:

[(1, 21341086), (2, 10670543), (13, 1641622), (17, 1255358), (26, 820811), (34, 627679), (53, 402662), (106, 201331), (221, 96566), (442, 48283), (689, 30974), (901, 23686), (911, 23426), (1378, 15487), (1802, 11843), (1822, 11713)]