21396042

素因数分解:

$2^1\times 3^3\times {\mathrm{101}}^1\times {\mathrm{3923}}^1$

素因数の和:4035

約数の個数: 32

約数和(自身を含む): 48029760

約数和(自身を除く): 26633718

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 101, 202, 303, 606, 909, 1818, 2727, 3923, 5454, 7846, 11769, 23538, 35307, 70614, 105921, 211842, 396223, 792446, 1188669, 2377338, 3566007, 7132014, 10698021, 21396042]

約数ペア:

[(1, 21396042), (2, 10698021), (3, 7132014), (6, 3566007), (9, 2377338), (18, 1188669), (27, 792446), (54, 396223), (101, 211842), (202, 105921), (303, 70614), (606, 35307), (909, 23538), (1818, 11769), (2727, 7846), (3923, 5454)]