21128964336

素因数分解:

$2^4\times 3^2\times {\mathrm{146728919}}^1$

素因数の和:146728933

約数の個数: 30

約数和(自身を含む): 59131754760

約数和(自身を除く): 38002790424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 146728919, 293457838, 440186757, 586915676, 880373514, 1173831352, 1320560271, 1760747028, 2347662704, 2641120542, 3521494056, 5282241084, 7042988112, 10564482168, 21128964336]

約数ペア:

[(1, 21128964336), (2, 10564482168), (3, 7042988112), (4, 5282241084), (6, 3521494056), (8, 2641120542), (9, 2347662704), (12, 1760747028), (16, 1320560271), (18, 1173831352), (24, 880373514), (36, 586915676), (48, 440186757), (72, 293457838), (144, 146728919)]