21460370

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1871}}^1$

素因数の和:1946

約数の個数: 32

約数和(自身を含む): 40974336

約数和(自身を除く): 19513966

約数列:

[1, 2, 5, 10, 31, 37, 62, 74, 155, 185, 310, 370, 1147, 1871, 2294, 3742, 5735, 9355, 11470, 18710, 58001, 69227, 116002, 138454, 290005, 346135, 580010, 692270, 2146037, 4292074, 10730185, 21460370]

約数ペア:

[(1, 21460370), (2, 10730185), (5, 4292074), (10, 2146037), (31, 692270), (37, 580010), (62, 346135), (74, 290005), (155, 138454), (185, 116002), (310, 69227), (370, 58001), (1147, 18710), (1871, 11470), (2294, 9355), (3742, 5735)]