21871926

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2063}}^1$

素因数の和:2121

約数の個数: 48

約数和(自身を含む): 51517440

約数和(自身を除く): 29645514

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 57, 62, 93, 114, 171, 186, 279, 342, 558, 589, 1178, 1767, 2063, 3534, 4126, 5301, 6189, 10602, 12378, 18567, 37134, 39197, 63953, 78394, 117591, 127906, 191859, 235182, 352773, 383718, 575577, 705546, 1151154, 1215107, 2430214, 3645321, 7290642, 10935963, 21871926]

約数ペア:

[(1, 21871926), (2, 10935963), (3, 7290642), (6, 3645321), (9, 2430214), (18, 1215107), (19, 1151154), (31, 705546), (38, 575577), (57, 383718), (62, 352773), (93, 235182), (114, 191859), (171, 127906), (186, 117591), (279, 78394), (342, 63953), (558, 39197), (589, 37134), (1178, 18567), (1767, 12378), (2063, 10602), (3534, 6189), (4126, 5301)]