21167375632

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1259}}^1\times {\mathrm{80831}}^1$

素因数の和:82111

約数の個数: 40

約数和(自身を含む): 44202170880

約数和(自身を除く): 23034795248

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1259, 2518, 5036, 10072, 16367, 20144, 32734, 65468, 80831, 130936, 161662, 261872, 323324, 646648, 1050803, 1293296, 2101606, 4203212, 8406424, 16812848, 101766229, 203532458, 407064916, 814129832, 1322960977, 1628259664, 2645921954, 5291843908, 10583687816, 21167375632]

約数ペア:

[(1, 21167375632), (2, 10583687816), (4, 5291843908), (8, 2645921954), (13, 1628259664), (16, 1322960977), (26, 814129832), (52, 407064916), (104, 203532458), (208, 101766229), (1259, 16812848), (2518, 8406424), (5036, 4203212), (10072, 2101606), (16367, 1293296), (20144, 1050803), (32734, 646648), (65468, 323324), (80831, 261872), (130936, 161662)]