21750144

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{4357}}^1$

素因数の和:4387

約数の個数: 64

約数和(自身を含む): 62232240

約数和(自身を除く): 40482096

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 312, 384, 416, 624, 832, 1248, 1664, 2496, 4357, 4992, 8714, 13071, 17428, 26142, 34856, 52284, 56641, 69712, 104568, 113282, 139424, 169923, 209136, 226564, 278848, 339846, 418272, 453128, 557696, 679692, 836544, 906256, 1359384, 1673088, 1812512, 2718768, 3625024, 5437536, 7250048, 10875072, 21750144]

約数ペア:

[(1, 21750144), (2, 10875072), (3, 7250048), (4, 5437536), (6, 3625024), (8, 2718768), (12, 1812512), (13, 1673088), (16, 1359384), (24, 906256), (26, 836544), (32, 679692), (39, 557696), (48, 453128), (52, 418272), (64, 339846), (78, 278848), (96, 226564), (104, 209136), (128, 169923), (156, 139424), (192, 113282), (208, 104568), (312, 69712), (384, 56641), (416, 52284), (624, 34856), (832, 26142), (1248, 17428), (1664, 13071), (2496, 8714), (4357, 4992)]