21548805840

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{3325433}}^1$

素因数の和:3325458

約数の個数: 100

約数和(自身を含む): 74842217604

約数和(自身を除く): 53293411764

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 3325433, 6650866, 9976299, 13301732, 16627165, 19952598, 26603464, 29928897, 33254330, 39905196, 49881495, 53206928, 59857794, 66508660, 79810392, 89786691, 99762990, 119715588, 133017320, 149644485, 159620784, 179573382, 199525980, 239431176, 266034640, 269360073, 299288970, 359146764, 399051960, 448933455, 478862352, 538720146, 598577940, 718293528, 798103920, 897866910, 1077440292, 1197155880, 1346800365, 1436587056, 1795733820, 2154880584, 2394311760, 2693600730, 3591467640, 4309761168, 5387201460, 7182935280, 10774402920, 21548805840]

約数ペア:

[(1, 21548805840), (2, 10774402920), (3, 7182935280), (4, 5387201460), (5, 4309761168), (6, 3591467640), (8, 2693600730), (9, 2394311760), (10, 2154880584), (12, 1795733820), (15, 1436587056), (16, 1346800365), (18, 1197155880), (20, 1077440292), (24, 897866910), (27, 798103920), (30, 718293528), (36, 598577940), (40, 538720146), (45, 478862352), (48, 448933455), (54, 399051960), (60, 359146764), (72, 299288970), (80, 269360073), (81, 266034640), (90, 239431176), (108, 199525980), (120, 179573382), (135, 159620784), (144, 149644485), (162, 133017320), (180, 119715588), (216, 99762990), (240, 89786691), (270, 79810392), (324, 66508660), (360, 59857794), (405, 53206928), (432, 49881495), (540, 39905196), (648, 33254330), (720, 29928897), (810, 26603464), (1080, 19952598), (1296, 16627165), (1620, 13301732), (2160, 9976299), (3240, 6650866), (6480, 3325433)]