21858382

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1447}}^1$

素因数の和:1552

約数の個数: 32

約数和(自身を含む): 40868352

約数和(自身を除く): 19009970

約数列:

[1, 2, 7, 13, 14, 26, 83, 91, 166, 182, 581, 1079, 1162, 1447, 2158, 2894, 7553, 10129, 15106, 18811, 20258, 37622, 120101, 131677, 240202, 263354, 840707, 1561313, 1681414, 3122626, 10929191, 21858382]

約数ペア:

[(1, 21858382), (2, 10929191), (7, 3122626), (13, 1681414), (14, 1561313), (26, 840707), (83, 263354), (91, 240202), (166, 131677), (182, 120101), (581, 37622), (1079, 20258), (1162, 18811), (1447, 15106), (2158, 10129), (2894, 7553)]