21041742480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7970357}}^1$

素因数の和:7970384

約数の個数: 80

約数和(自身を含む): 71159356224

約数和(自身を除く): 50117613744

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 7970357, 15940714, 23911071, 31881428, 39851785, 47822142, 63762856, 79703570, 87673927, 95644284, 119555355, 127525712, 159407140, 175347854, 191288568, 239110710, 263021781, 318814280, 350695708, 382577136, 438369635, 478221420, 526043562, 637628560, 701391416, 876739270, 956442840, 1052087124, 1315108905, 1402782832, 1753478540, 1912885680, 2104174248, 2630217810, 3506957080, 4208348496, 5260435620, 7013914160, 10520871240, 21041742480]

約数ペア:

[(1, 21041742480), (2, 10520871240), (3, 7013914160), (4, 5260435620), (5, 4208348496), (6, 3506957080), (8, 2630217810), (10, 2104174248), (11, 1912885680), (12, 1753478540), (15, 1402782832), (16, 1315108905), (20, 1052087124), (22, 956442840), (24, 876739270), (30, 701391416), (33, 637628560), (40, 526043562), (44, 478221420), (48, 438369635), (55, 382577136), (60, 350695708), (66, 318814280), (80, 263021781), (88, 239110710), (110, 191288568), (120, 175347854), (132, 159407140), (165, 127525712), (176, 119555355), (220, 95644284), (240, 87673927), (264, 79703570), (330, 63762856), (440, 47822142), (528, 39851785), (660, 31881428), (880, 23911071), (1320, 15940714), (2640, 7970357)]