21130189428

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{28866379}}^1$

素因数の和:28866447

約数の個数: 24

約数和(自身を含む): 50112035680

約数和(自身を除く): 28981846252

約数列:

[1, 2, 3, 4, 6, 12, 61, 122, 183, 244, 366, 732, 28866379, 57732758, 86599137, 115465516, 173198274, 346396548, 1760849119, 3521698238, 5282547357, 7043396476, 10565094714, 21130189428]

約数ペア:

[(1, 21130189428), (2, 10565094714), (3, 7043396476), (4, 5282547357), (6, 3521698238), (12, 1760849119), (61, 346396548), (122, 173198274), (183, 115465516), (244, 86599137), (366, 57732758), (732, 28866379)]