21014325

素因数分解:

$3^2\times 5^2\times {\mathrm{59}}^1\times {\mathrm{1583}}^1$

素因数の和:1658

約数の個数: 36

約数和(自身を含む): 38301120

約数和(自身を除く): 17286795

約数列:

[1, 3, 5, 9, 15, 25, 45, 59, 75, 177, 225, 295, 531, 885, 1475, 1583, 2655, 4425, 4749, 7915, 13275, 14247, 23745, 39575, 71235, 93397, 118725, 280191, 356175, 466985, 840573, 1400955, 2334925, 4202865, 7004775, 21014325]

約数ペア:

[(1, 21014325), (3, 7004775), (5, 4202865), (9, 2334925), (15, 1400955), (25, 840573), (45, 466985), (59, 356175), (75, 280191), (177, 118725), (225, 93397), (295, 71235), (531, 39575), (885, 23745), (1475, 14247), (1583, 13275), (2655, 7915), (4425, 4749)]