21954426

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4201}}^1$

素因数の和:4286

約数の個数: 32

約数和(自身を含む): 48003648

約数和(自身を除く): 26049222

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 78, 134, 201, 402, 871, 1742, 2613, 4201, 5226, 8402, 12603, 25206, 54613, 109226, 163839, 281467, 327678, 562934, 844401, 1688802, 3659071, 7318142, 10977213, 21954426]

約数ペア:

[(1, 21954426), (2, 10977213), (3, 7318142), (6, 3659071), (13, 1688802), (26, 844401), (39, 562934), (67, 327678), (78, 281467), (134, 163839), (201, 109226), (402, 54613), (871, 25206), (1742, 12603), (2613, 8402), (4201, 5226)]