21143581246

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{367}}^1\times {\mathrm{2609}}^1$

素因数の和:3220

約数の個数: 32

約数和(自身を含む): 32514168960

約数和(自身を除く): 11370587714

約数列:

[1, 2, 61, 122, 181, 362, 367, 734, 2609, 5218, 11041, 22082, 22387, 44774, 66427, 132854, 159149, 318298, 472229, 944458, 957503, 1915006, 4052047, 8104094, 28805969, 57611938, 58407683, 116815366, 173308043, 346616086, 10571790623, 21143581246]

約数ペア:

[(1, 21143581246), (2, 10571790623), (61, 346616086), (122, 173308043), (181, 116815366), (362, 58407683), (367, 57611938), (734, 28805969), (2609, 8104094), (5218, 4052047), (11041, 1915006), (22082, 957503), (22387, 944458), (44774, 472229), (66427, 318298), (132854, 159149)]