21134564889

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{389}}^1\times {\mathrm{1973}}^1$

素因数の和:2569

約数の個数: 32

約数和(自身を含む): 28897464960

約数和(自身を除く): 7762900071

約数列:

[1, 3, 67, 137, 201, 389, 411, 1167, 1973, 5919, 9179, 26063, 27537, 53293, 78189, 132191, 159879, 270301, 396573, 767497, 810903, 2302491, 3570631, 10711893, 18110167, 51422299, 54330501, 105147089, 154266897, 315441267, 7044854963, 21134564889]

約数ペア:

[(1, 21134564889), (3, 7044854963), (67, 315441267), (137, 154266897), (201, 105147089), (389, 54330501), (411, 51422299), (1167, 18110167), (1973, 10711893), (5919, 3570631), (9179, 2302491), (26063, 810903), (27537, 767497), (53293, 396573), (78189, 270301), (132191, 159879)]