21476640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{443}}^1$

素因数の和:562

約数の個数: 96

約数和(自身を含む): 68475456

約数和(自身を除く): 46998816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 101, 120, 160, 202, 240, 303, 404, 443, 480, 505, 606, 808, 886, 1010, 1212, 1329, 1515, 1616, 1772, 2020, 2215, 2424, 2658, 3030, 3232, 3544, 4040, 4430, 4848, 5316, 6060, 6645, 7088, 8080, 8860, 9696, 10632, 12120, 13290, 14176, 16160, 17720, 21264, 24240, 26580, 35440, 42528, 44743, 48480, 53160, 70880, 89486, 106320, 134229, 178972, 212640, 223715, 268458, 357944, 447430, 536916, 671145, 715888, 894860, 1073832, 1342290, 1431776, 1789720, 2147664, 2684580, 3579440, 4295328, 5369160, 7158880, 10738320, 21476640]

約数ペア:

[(1, 21476640), (2, 10738320), (3, 7158880), (4, 5369160), (5, 4295328), (6, 3579440), (8, 2684580), (10, 2147664), (12, 1789720), (15, 1431776), (16, 1342290), (20, 1073832), (24, 894860), (30, 715888), (32, 671145), (40, 536916), (48, 447430), (60, 357944), (80, 268458), (96, 223715), (101, 212640), (120, 178972), (160, 134229), (202, 106320), (240, 89486), (303, 70880), (404, 53160), (443, 48480), (480, 44743), (505, 42528), (606, 35440), (808, 26580), (886, 24240), (1010, 21264), (1212, 17720), (1329, 16160), (1515, 14176), (1616, 13290), (1772, 12120), (2020, 10632), (2215, 9696), (2424, 8860), (2658, 8080), (3030, 7088), (3232, 6645), (3544, 6060), (4040, 5316), (4430, 4848)]