21306852

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{84551}}^1$

素因数の和:84568

約数の個数: 36

約数和(自身を含む): 61553856

約数和(自身を除く): 40247004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 84551, 169102, 253653, 338204, 507306, 591857, 760959, 1014612, 1183714, 1521918, 1775571, 2367428, 3043836, 3551142, 5326713, 7102284, 10653426, 21306852]

約数ペア:

[(1, 21306852), (2, 10653426), (3, 7102284), (4, 5326713), (6, 3551142), (7, 3043836), (9, 2367428), (12, 1775571), (14, 1521918), (18, 1183714), (21, 1014612), (28, 760959), (36, 591857), (42, 507306), (63, 338204), (84, 253653), (126, 169102), (252, 84551)]