213025554

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{21401}}^1$

素因数の和:21495

約数の個数: 48

約数和(自身を含む): 534193920

約数和(自身を除く): 321168366

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 79, 126, 158, 237, 474, 553, 711, 1106, 1422, 1659, 3318, 4977, 9954, 21401, 42802, 64203, 128406, 149807, 192609, 299614, 385218, 449421, 898842, 1348263, 1690679, 2696526, 3381358, 5072037, 10144074, 11834753, 15216111, 23669506, 30432222, 35504259, 71008518, 106512777, 213025554]

約数ペア:

[(1, 213025554), (2, 106512777), (3, 71008518), (6, 35504259), (7, 30432222), (9, 23669506), (14, 15216111), (18, 11834753), (21, 10144074), (42, 5072037), (63, 3381358), (79, 2696526), (126, 1690679), (158, 1348263), (237, 898842), (474, 449421), (553, 385218), (711, 299614), (1106, 192609), (1422, 149807), (1659, 128406), (3318, 64203), (4977, 42802), (9954, 21401)]