21036660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{5233}}^1$

素因数の和:5312

約数の個数: 48

約数和(自身を含む): 59793216

約数和(自身を除く): 38756556

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 5233, 10466, 15699, 20932, 26165, 31398, 52330, 62796, 78495, 104660, 156990, 313980, 350611, 701222, 1051833, 1402444, 1753055, 2103666, 3506110, 4207332, 5259165, 7012220, 10518330, 21036660]

約数ペア:

[(1, 21036660), (2, 10518330), (3, 7012220), (4, 5259165), (5, 4207332), (6, 3506110), (10, 2103666), (12, 1753055), (15, 1402444), (20, 1051833), (30, 701222), (60, 350611), (67, 313980), (134, 156990), (201, 104660), (268, 78495), (335, 62796), (402, 52330), (670, 31398), (804, 26165), (1005, 20932), (1340, 15699), (2010, 10466), (4020, 5233)]