211021000408

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{211}}^1\times {\mathrm{432569}}^1$

素因数の和:432820

約数の個数: 48

約数和(自身を含む): 422300788200

約数和(自身を除く): 211279787792

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 211, 289, 422, 578, 844, 1156, 1688, 2312, 3587, 7174, 14348, 28696, 60979, 121958, 243916, 432569, 487832, 865138, 1730276, 3460552, 7353673, 14707346, 29414692, 58829384, 91272059, 125012441, 182544118, 250024882, 365088236, 500049764, 730176472, 1000099528, 1551625003, 3103250006, 6206500012, 12413000024, 26377625051, 52755250102, 105510500204, 211021000408]

約数ペア:

[(1, 211021000408), (2, 105510500204), (4, 52755250102), (8, 26377625051), (17, 12413000024), (34, 6206500012), (68, 3103250006), (136, 1551625003), (211, 1000099528), (289, 730176472), (422, 500049764), (578, 365088236), (844, 250024882), (1156, 182544118), (1688, 125012441), (2312, 91272059), (3587, 58829384), (7174, 29414692), (14348, 14707346), (28696, 7353673), (60979, 3460552), (121958, 1730276), (243916, 865138), (432569, 487832)]