21358974

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39119}}^1$

素因数の和:39144

約数の個数: 32

約数和(自身を含む): 52577280

約数和(自身を除く): 31218306

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 39119, 78238, 117357, 234714, 273833, 508547, 547666, 821499, 1017094, 1525641, 1642998, 3051282, 3559829, 7119658, 10679487, 21358974]

約数ペア:

[(1, 21358974), (2, 10679487), (3, 7119658), (6, 3559829), (7, 3051282), (13, 1642998), (14, 1525641), (21, 1017094), (26, 821499), (39, 547666), (42, 508547), (78, 273833), (91, 234714), (182, 117357), (273, 78238), (546, 39119)]