21224236

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{13037}}^1$

素因数の和:13089

約数の個数: 24

約数和(自身を含む): 41617296

約数和(自身を除く): 20393060

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 13037, 26074, 52148, 143407, 286814, 482369, 573628, 964738, 1929476, 5306059, 10612118, 21224236]

約数ペア:

[(1, 21224236), (2, 10612118), (4, 5306059), (11, 1929476), (22, 964738), (37, 573628), (44, 482369), (74, 286814), (148, 143407), (407, 52148), (814, 26074), (1628, 13037)]