21831886920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9575389}}^1$

素因数の和:9575422

約数の個数: 64

約数和(自身を含む): 68942808000

約数和(自身を除く): 47110921080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 9575389, 19150778, 28726167, 38301556, 47876945, 57452334, 76603112, 95753890, 114904668, 143630835, 181932391, 191507780, 229809336, 287261670, 363864782, 383015560, 545797173, 574523340, 727729564, 909661955, 1091594346, 1149046680, 1455459128, 1819323910, 2183188692, 2728985865, 3638647820, 4366377384, 5457971730, 7277295640, 10915943460, 21831886920]

約数ペア:

[(1, 21831886920), (2, 10915943460), (3, 7277295640), (4, 5457971730), (5, 4366377384), (6, 3638647820), (8, 2728985865), (10, 2183188692), (12, 1819323910), (15, 1455459128), (19, 1149046680), (20, 1091594346), (24, 909661955), (30, 727729564), (38, 574523340), (40, 545797173), (57, 383015560), (60, 363864782), (76, 287261670), (95, 229809336), (114, 191507780), (120, 181932391), (152, 143630835), (190, 114904668), (228, 95753890), (285, 76603112), (380, 57452334), (456, 47876945), (570, 38301556), (760, 28726167), (1140, 19150778), (2280, 9575389)]