21551177970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{150697}}^1$

素因数の和:150944

約数の個数: 96

約数和(自身を含む): 64320317568

約数和(自身を除く): 42769139598

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 227, 315, 454, 630, 681, 1135, 1362, 1589, 2043, 2270, 3178, 3405, 4086, 4767, 6810, 7945, 9534, 10215, 14301, 15890, 20430, 23835, 28602, 47670, 71505, 143010, 150697, 301394, 452091, 753485, 904182, 1054879, 1356273, 1506970, 2109758, 2260455, 2712546, 3164637, 4520910, 5274395, 6329274, 6781365, 9493911, 10548790, 13562730, 15823185, 18987822, 31646370, 34208219, 47469555, 68416438, 94939110, 102624657, 171041095, 205249314, 239457533, 307873971, 342082190, 478915066, 513123285, 615747942, 718372599, 1026246570, 1197287665, 1436745198, 1539369855, 2155117797, 2394575330, 3078739710, 3591862995, 4310235594, 7183725990, 10775588985, 21551177970]

約数ペア:

[(1, 21551177970), (2, 10775588985), (3, 7183725990), (5, 4310235594), (6, 3591862995), (7, 3078739710), (9, 2394575330), (10, 2155117797), (14, 1539369855), (15, 1436745198), (18, 1197287665), (21, 1026246570), (30, 718372599), (35, 615747942), (42, 513123285), (45, 478915066), (63, 342082190), (70, 307873971), (90, 239457533), (105, 205249314), (126, 171041095), (210, 102624657), (227, 94939110), (315, 68416438), (454, 47469555), (630, 34208219), (681, 31646370), (1135, 18987822), (1362, 15823185), (1589, 13562730), (2043, 10548790), (2270, 9493911), (3178, 6781365), (3405, 6329274), (4086, 5274395), (4767, 4520910), (6810, 3164637), (7945, 2712546), (9534, 2260455), (10215, 2109758), (14301, 1506970), (15890, 1356273), (20430, 1054879), (23835, 904182), (28602, 753485), (47670, 452091), (71505, 301394), (143010, 150697)]