21864076

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 43662528

約数和(自身を除く): 21798452

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 101, 181, 202, 299, 362, 404, 598, 724, 1196, 1313, 2323, 2353, 2626, 4163, 4646, 4706, 5252, 8326, 9292, 9412, 16652, 18281, 30199, 36562, 54119, 60398, 73124, 108238, 120796, 216476, 237653, 420463, 475306, 840926, 950612, 1681852, 5466019, 10932038, 21864076]

約数ペア:

[(1, 21864076), (2, 10932038), (4, 5466019), (13, 1681852), (23, 950612), (26, 840926), (46, 475306), (52, 420463), (92, 237653), (101, 216476), (181, 120796), (202, 108238), (299, 73124), (362, 60398), (404, 54119), (598, 36562), (724, 30199), (1196, 18281), (1313, 16652), (2323, 9412), (2353, 9292), (2626, 8326), (4163, 5252), (4646, 4706)]