21924240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7027}}^1$

素因数の和:7056

約数の個数: 80

約数和(自身を含む): 73203648

約数和(自身を除く): 51279408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 7027, 14054, 21081, 28108, 35135, 42162, 56216, 70270, 84324, 91351, 105405, 112432, 140540, 168648, 182702, 210810, 274053, 281080, 337296, 365404, 421620, 456755, 548106, 562160, 730808, 843240, 913510, 1096212, 1370265, 1461616, 1686480, 1827020, 2192424, 2740530, 3654040, 4384848, 5481060, 7308080, 10962120, 21924240]

約数ペア:

[(1, 21924240), (2, 10962120), (3, 7308080), (4, 5481060), (5, 4384848), (6, 3654040), (8, 2740530), (10, 2192424), (12, 1827020), (13, 1686480), (15, 1461616), (16, 1370265), (20, 1096212), (24, 913510), (26, 843240), (30, 730808), (39, 562160), (40, 548106), (48, 456755), (52, 421620), (60, 365404), (65, 337296), (78, 281080), (80, 274053), (104, 210810), (120, 182702), (130, 168648), (156, 140540), (195, 112432), (208, 105405), (240, 91351), (260, 84324), (312, 70270), (390, 56216), (520, 42162), (624, 35135), (780, 28108), (1040, 21081), (1560, 14054), (3120, 7027)]