21039102

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{18553}}^1$

素因数の和:18574

約数の個数: 40

約数和(自身を含む): 53880816

約数和(自身を除く): 32841714

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 18553, 37106, 55659, 111318, 129871, 166977, 259742, 333954, 389613, 500931, 779226, 1001862, 1168839, 1502793, 2337678, 3005586, 3506517, 7013034, 10519551, 21039102]

約数ペア:

[(1, 21039102), (2, 10519551), (3, 7013034), (6, 3506517), (7, 3005586), (9, 2337678), (14, 1502793), (18, 1168839), (21, 1001862), (27, 779226), (42, 500931), (54, 389613), (63, 333954), (81, 259742), (126, 166977), (162, 129871), (189, 111318), (378, 55659), (567, 37106), (1134, 18553)]