21549676860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{39906809}}^1$

素因数の和:39906827

約数の個数: 48

約数和(自身を含む): 67043440800

約数和(自身を除く): 45493763940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 39906809, 79813618, 119720427, 159627236, 199534045, 239440854, 359161281, 399068090, 478881708, 598602135, 718322562, 798136180, 1077483843, 1197204270, 1436645124, 1795806405, 2154967686, 2394408540, 3591612810, 4309935372, 5387419215, 7183225620, 10774838430, 21549676860]

約数ペア:

[(1, 21549676860), (2, 10774838430), (3, 7183225620), (4, 5387419215), (5, 4309935372), (6, 3591612810), (9, 2394408540), (10, 2154967686), (12, 1795806405), (15, 1436645124), (18, 1197204270), (20, 1077483843), (27, 798136180), (30, 718322562), (36, 598602135), (45, 478881708), (54, 399068090), (60, 359161281), (90, 239440854), (108, 199534045), (135, 159627236), (180, 119720427), (270, 79813618), (540, 39906809)]