21915693816

素因数分解:

$2^3\times 3^1\times {\mathrm{137}}^1\times {\mathrm{563}}^1\times {\mathrm{11839}}^1$

素因数の和:12548

約数の個数: 64

約数和(自身を含む): 55291852800

約数和(自身を除く): 33376158984

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 137, 274, 411, 548, 563, 822, 1096, 1126, 1644, 1689, 2252, 3288, 3378, 4504, 6756, 11839, 13512, 23678, 35517, 47356, 71034, 77131, 94712, 142068, 154262, 231393, 284136, 308524, 462786, 617048, 925572, 1621943, 1851144, 3243886, 4865829, 6487772, 6665357, 9731658, 12975544, 13330714, 19463316, 19996071, 26661428, 38926632, 39992142, 53322856, 79984284, 159968568, 913153909, 1826307818, 2739461727, 3652615636, 5478923454, 7305231272, 10957846908, 21915693816]

約数ペア:

[(1, 21915693816), (2, 10957846908), (3, 7305231272), (4, 5478923454), (6, 3652615636), (8, 2739461727), (12, 1826307818), (24, 913153909), (137, 159968568), (274, 79984284), (411, 53322856), (548, 39992142), (563, 38926632), (822, 26661428), (1096, 19996071), (1126, 19463316), (1644, 13330714), (1689, 12975544), (2252, 9731658), (3288, 6665357), (3378, 6487772), (4504, 4865829), (6756, 3243886), (11839, 1851144), (13512, 1621943), (23678, 925572), (35517, 617048), (47356, 462786), (71034, 308524), (77131, 284136), (94712, 231393), (142068, 154262)]