21199425465

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{32957}}^1$

素因数の和:33082

約数の個数: 64

約数和(自身を含む): 37271543040

約数和(自身を除く): 16072117575

約数列:

[1, 3, 5, 15, 19, 37, 57, 61, 95, 111, 183, 185, 285, 305, 555, 703, 915, 1159, 2109, 2257, 3477, 3515, 5795, 6771, 10545, 11285, 17385, 32957, 33855, 42883, 98871, 128649, 164785, 214415, 494355, 626183, 643245, 1219409, 1878549, 2010377, 3130915, 3658227, 6031131, 6097045, 9392745, 10051885, 18291135, 23168771, 30155655, 38197163, 69506313, 74383949, 114591489, 115843855, 190985815, 223151847, 347531565, 371919745, 572957445, 1115759235, 1413295031, 4239885093, 7066475155, 21199425465]

約数ペア:

[(1, 21199425465), (3, 7066475155), (5, 4239885093), (15, 1413295031), (19, 1115759235), (37, 572957445), (57, 371919745), (61, 347531565), (95, 223151847), (111, 190985815), (183, 115843855), (185, 114591489), (285, 74383949), (305, 69506313), (555, 38197163), (703, 30155655), (915, 23168771), (1159, 18291135), (2109, 10051885), (2257, 9392745), (3477, 6097045), (3515, 6031131), (5795, 3658227), (6771, 3130915), (10545, 2010377), (11285, 1878549), (17385, 1219409), (32957, 643245), (33855, 626183), (42883, 494355), (98871, 214415), (128649, 164785)]