21418109808

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{306253}}^1$

素因数の和:306342

約数の個数: 80

約数和(自身を含む): 58330361856

約数和(自身を除く): 36912252048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 47, 48, 62, 93, 94, 124, 141, 186, 188, 248, 282, 372, 376, 496, 564, 744, 752, 1128, 1457, 1488, 2256, 2914, 4371, 5828, 8742, 11656, 17484, 23312, 34968, 69936, 306253, 612506, 918759, 1225012, 1837518, 2450024, 3675036, 4900048, 7350072, 9493843, 14393891, 14700144, 18987686, 28481529, 28787782, 37975372, 43181673, 56963058, 57575564, 75950744, 86363346, 113926116, 115151128, 151901488, 172726692, 227852232, 230302256, 345453384, 446210621, 455704464, 690906768, 892421242, 1338631863, 1784842484, 2677263726, 3569684968, 5354527452, 7139369936, 10709054904, 21418109808]

約数ペア:

[(1, 21418109808), (2, 10709054904), (3, 7139369936), (4, 5354527452), (6, 3569684968), (8, 2677263726), (12, 1784842484), (16, 1338631863), (24, 892421242), (31, 690906768), (47, 455704464), (48, 446210621), (62, 345453384), (93, 230302256), (94, 227852232), (124, 172726692), (141, 151901488), (186, 115151128), (188, 113926116), (248, 86363346), (282, 75950744), (372, 57575564), (376, 56963058), (496, 43181673), (564, 37975372), (744, 28787782), (752, 28481529), (1128, 18987686), (1457, 14700144), (1488, 14393891), (2256, 9493843), (2914, 7350072), (4371, 4900048), (5828, 3675036), (8742, 2450024), (11656, 1837518), (17484, 1225012), (23312, 918759), (34968, 612506), (69936, 306253)]