21731382

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{13877}}^1$

素因数の和:13917

約数の個数: 32

約数和(自身を含む): 49960800

約数和(自身を除く): 28229418

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 174, 261, 522, 783, 1566, 13877, 27754, 41631, 83262, 124893, 249786, 374679, 402433, 749358, 804866, 1207299, 2414598, 3621897, 7243794, 10865691, 21731382]

約数ペア:

[(1, 21731382), (2, 10865691), (3, 7243794), (6, 3621897), (9, 2414598), (18, 1207299), (27, 804866), (29, 749358), (54, 402433), (58, 374679), (87, 249786), (174, 124893), (261, 83262), (522, 41631), (783, 27754), (1566, 13877)]