21041778

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{184577}}^1$

素因数の和:184601

約数の個数: 16

約数和(自身を含む): 44298720

約数和(自身を除く): 23256942

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 184577, 369154, 553731, 1107462, 3506963, 7013926, 10520889, 21041778]

約数ペア:

[(1, 21041778), (2, 10520889), (3, 7013926), (6, 3506963), (19, 1107462), (38, 553731), (57, 369154), (114, 184577)]