21284257152

素因数分解:

$2^7\times 3^1\times {\mathrm{127}}^1\times {\mathrm{436439}}^1$

素因数の和:436583

約数の個数: 64

約数和(自身を含む): 56981606400

約数和(自身を除く): 35697349248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 127, 128, 192, 254, 381, 384, 508, 762, 1016, 1524, 2032, 3048, 4064, 6096, 8128, 12192, 16256, 24384, 48768, 436439, 872878, 1309317, 1745756, 2618634, 3491512, 5237268, 6983024, 10474536, 13966048, 20949072, 27932096, 41898144, 55427753, 55864192, 83796288, 110855506, 166283259, 167592576, 221711012, 332566518, 443422024, 665133036, 886844048, 1330266072, 1773688096, 2660532144, 3547376192, 5321064288, 7094752384, 10642128576, 21284257152]

約数ペア:

[(1, 21284257152), (2, 10642128576), (3, 7094752384), (4, 5321064288), (6, 3547376192), (8, 2660532144), (12, 1773688096), (16, 1330266072), (24, 886844048), (32, 665133036), (48, 443422024), (64, 332566518), (96, 221711012), (127, 167592576), (128, 166283259), (192, 110855506), (254, 83796288), (381, 55864192), (384, 55427753), (508, 41898144), (762, 27932096), (1016, 20949072), (1524, 13966048), (2032, 10474536), (3048, 6983024), (4064, 5237268), (6096, 3491512), (8128, 2618634), (12192, 1745756), (16256, 1309317), (24384, 872878), (48768, 436439)]