21531522

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2819}}^1$

素因数の和:2910

約数の個数: 32

約数和(自身を含む): 46022400

約数和(自身を除く): 24490878

約数列:

[1, 2, 3, 6, 19, 38, 57, 67, 114, 134, 201, 402, 1273, 2546, 2819, 3819, 5638, 7638, 8457, 16914, 53561, 107122, 160683, 188873, 321366, 377746, 566619, 1133238, 3588587, 7177174, 10765761, 21531522]

約数ペア:

[(1, 21531522), (2, 10765761), (3, 7177174), (6, 3588587), (19, 1133238), (38, 566619), (57, 377746), (67, 321366), (114, 188873), (134, 160683), (201, 107122), (402, 53561), (1273, 16914), (2546, 8457), (2819, 7638), (3819, 5638)]