21862638

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1039}}^1$

素因数の和:1221

約数の個数: 48

約数和(自身を含む): 54512640

約数和(自身を除く): 32650002

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 167, 334, 501, 1002, 1039, 1169, 1503, 2078, 2338, 3006, 3117, 3507, 6234, 7014, 7273, 9351, 10521, 14546, 18702, 21042, 21819, 43638, 65457, 130914, 173513, 347026, 520539, 1041078, 1214591, 1561617, 2429182, 3123234, 3643773, 7287546, 10931319, 21862638]

約数ペア:

[(1, 21862638), (2, 10931319), (3, 7287546), (6, 3643773), (7, 3123234), (9, 2429182), (14, 1561617), (18, 1214591), (21, 1041078), (42, 520539), (63, 347026), (126, 173513), (167, 130914), (334, 65457), (501, 43638), (1002, 21819), (1039, 21042), (1169, 18702), (1503, 14546), (2078, 10521), (2338, 9351), (3006, 7273), (3117, 7014), (3507, 6234)]