21924220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{64483}}^1$

素因数の和:64509

約数の個数: 24

約数和(自身を含む): 48749904

約数和(自身を除く): 26825684

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 64483, 128966, 257932, 322415, 644830, 1096211, 1289660, 2192422, 4384844, 5481055, 10962110, 21924220]

約数ペア:

[(1, 21924220), (2, 10962110), (4, 5481055), (5, 4384844), (10, 2192422), (17, 1289660), (20, 1096211), (34, 644830), (68, 322415), (85, 257932), (170, 128966), (340, 64483)]