21931704

素因数分解:

$2^3\times 3^2\times {\mathrm{47}}^1\times {\mathrm{6481}}^1$

素因数の和:6540

約数の個数: 48

約数和(自身を含む): 60671520

約数和(自身を除く): 38739816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 47, 72, 94, 141, 188, 282, 376, 423, 564, 846, 1128, 1692, 3384, 6481, 12962, 19443, 25924, 38886, 51848, 58329, 77772, 116658, 155544, 233316, 304607, 466632, 609214, 913821, 1218428, 1827642, 2436856, 2741463, 3655284, 5482926, 7310568, 10965852, 21931704]

約数ペア:

[(1, 21931704), (2, 10965852), (3, 7310568), (4, 5482926), (6, 3655284), (8, 2741463), (9, 2436856), (12, 1827642), (18, 1218428), (24, 913821), (36, 609214), (47, 466632), (72, 304607), (94, 233316), (141, 155544), (188, 116658), (282, 77772), (376, 58329), (423, 51848), (564, 38886), (846, 25924), (1128, 19443), (1692, 12962), (3384, 6481)]