21055152

素因数分解:

$2^4\times 3^1\times {\mathrm{67}}^1\times {\mathrm{6547}}^1$

素因数の和:6625

約数の個数: 40

約数和(自身を含む): 55212736

約数和(自身を除く): 34157584

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 67, 134, 201, 268, 402, 536, 804, 1072, 1608, 3216, 6547, 13094, 19641, 26188, 39282, 52376, 78564, 104752, 157128, 314256, 438649, 877298, 1315947, 1754596, 2631894, 3509192, 5263788, 7018384, 10527576, 21055152]

約数ペア:

[(1, 21055152), (2, 10527576), (3, 7018384), (4, 5263788), (6, 3509192), (8, 2631894), (12, 1754596), (16, 1315947), (24, 877298), (48, 438649), (67, 314256), (134, 157128), (201, 104752), (268, 78564), (402, 52376), (536, 39282), (804, 26188), (1072, 19641), (1608, 13094), (3216, 6547)]