21048510

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{887}}^1$

素因数の和:1017

約数の個数: 64

約数和(自身を含む): 58309632

約数和(自身を除く): 37261122

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 113, 210, 226, 339, 565, 678, 791, 887, 1130, 1582, 1695, 1774, 2373, 2661, 3390, 3955, 4435, 4746, 5322, 6209, 7910, 8870, 11865, 12418, 13305, 18627, 23730, 26610, 31045, 37254, 62090, 93135, 100231, 186270, 200462, 300693, 501155, 601386, 701617, 1002310, 1403234, 1503465, 2104851, 3006930, 3508085, 4209702, 7016170, 10524255, 21048510]

約数ペア:

[(1, 21048510), (2, 10524255), (3, 7016170), (5, 4209702), (6, 3508085), (7, 3006930), (10, 2104851), (14, 1503465), (15, 1403234), (21, 1002310), (30, 701617), (35, 601386), (42, 501155), (70, 300693), (105, 200462), (113, 186270), (210, 100231), (226, 93135), (339, 62090), (565, 37254), (678, 31045), (791, 26610), (887, 23730), (1130, 18627), (1582, 13305), (1695, 12418), (1774, 11865), (2373, 8870), (2661, 7910), (3390, 6209), (3955, 5322), (4435, 4746)]