21358508640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{6356699}}^1$

素因数の和:6356724

約数の個数: 96

約数和(自身を含む): 76890643200

約数和(自身を除く): 55532134560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 6356699, 12713398, 19070097, 25426796, 31783495, 38140194, 44496893, 50853592, 63566990, 76280388, 88993786, 95350485, 101707184, 127133980, 133490679, 152560776, 177987572, 190700970, 203414368, 222484465, 254267960, 266981358, 305121552, 355975144, 381401940, 444968930, 508535920, 533962716, 610243104, 667453395, 711950288, 762803880, 889937860, 1017071840, 1067925432, 1334906790, 1423900576, 1525607760, 1779875720, 2135850864, 2669813580, 3051215520, 3559751440, 4271701728, 5339627160, 7119502880, 10679254320, 21358508640]

約数ペア:

[(1, 21358508640), (2, 10679254320), (3, 7119502880), (4, 5339627160), (5, 4271701728), (6, 3559751440), (7, 3051215520), (8, 2669813580), (10, 2135850864), (12, 1779875720), (14, 1525607760), (15, 1423900576), (16, 1334906790), (20, 1067925432), (21, 1017071840), (24, 889937860), (28, 762803880), (30, 711950288), (32, 667453395), (35, 610243104), (40, 533962716), (42, 508535920), (48, 444968930), (56, 381401940), (60, 355975144), (70, 305121552), (80, 266981358), (84, 254267960), (96, 222484465), (105, 203414368), (112, 190700970), (120, 177987572), (140, 152560776), (160, 133490679), (168, 127133980), (210, 101707184), (224, 95350485), (240, 88993786), (280, 76280388), (336, 63566990), (420, 50853592), (480, 44496893), (560, 38140194), (672, 31783495), (840, 25426796), (1120, 19070097), (1680, 12713398), (3360, 6356699)]