221467218

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{11903}}^1$

素因数の和:12358

約数の個数: 32

約数和(自身を含む): 507396096

約数和(自身を除く): 285928878

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 443, 886, 1329, 2658, 3101, 6202, 9303, 11903, 18606, 23806, 35709, 71418, 83321, 166642, 249963, 499926, 5273029, 10546058, 15819087, 31638174, 36911203, 73822406, 110733609, 221467218]

約数ペア:

[(1, 221467218), (2, 110733609), (3, 73822406), (6, 36911203), (7, 31638174), (14, 15819087), (21, 10546058), (42, 5273029), (443, 499926), (886, 249963), (1329, 166642), (2658, 83321), (3101, 71418), (6202, 35709), (9303, 23806), (11903, 18606)]