21910756

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{241}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 46835712

約数和(自身を除く): 24924956

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 191, 238, 241, 382, 476, 482, 764, 964, 1337, 1687, 2674, 3247, 3374, 4097, 5348, 6494, 6748, 8194, 12988, 16388, 22729, 28679, 45458, 46031, 57358, 90916, 92062, 114716, 184124, 322217, 644434, 782527, 1288868, 1565054, 3130108, 5477689, 10955378, 21910756]

約数ペア:

[(1, 21910756), (2, 10955378), (4, 5477689), (7, 3130108), (14, 1565054), (17, 1288868), (28, 782527), (34, 644434), (68, 322217), (119, 184124), (191, 114716), (238, 92062), (241, 90916), (382, 57358), (476, 46031), (482, 45458), (764, 28679), (964, 22729), (1337, 16388), (1687, 12988), (2674, 8194), (3247, 6748), (3374, 6494), (4097, 5348)]