21518403720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16301821}}^1$

素因数の和:16301846

約数の個数: 64

約数和(自身を含む): 70423871040

約数和(自身を除く): 48905467320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 16301821, 32603642, 48905463, 65207284, 81509105, 97810926, 130414568, 163018210, 179320031, 195621852, 244527315, 326036420, 358640062, 391243704, 489054630, 537960093, 652072840, 717280124, 896600155, 978109260, 1075920186, 1434560248, 1793200310, 1956218520, 2151840372, 2689800465, 3586400620, 4303680744, 5379600930, 7172801240, 10759201860, 21518403720]

約数ペア:

[(1, 21518403720), (2, 10759201860), (3, 7172801240), (4, 5379600930), (5, 4303680744), (6, 3586400620), (8, 2689800465), (10, 2151840372), (11, 1956218520), (12, 1793200310), (15, 1434560248), (20, 1075920186), (22, 978109260), (24, 896600155), (30, 717280124), (33, 652072840), (40, 537960093), (44, 489054630), (55, 391243704), (60, 358640062), (66, 326036420), (88, 244527315), (110, 195621852), (120, 179320031), (132, 163018210), (165, 130414568), (220, 97810926), (264, 81509105), (330, 65207284), (440, 48905463), (660, 32603642), (1320, 16301821)]