21930136

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1427}}^1$

素因数の和:1563

約数の個数: 32

約数和(自身を含む): 43953840

約数和(自身を除く): 22023704

約数列:

[1, 2, 4, 8, 17, 34, 68, 113, 136, 226, 452, 904, 1427, 1921, 2854, 3842, 5708, 7684, 11416, 15368, 24259, 48518, 97036, 161251, 194072, 322502, 645004, 1290008, 2741267, 5482534, 10965068, 21930136]

約数ペア:

[(1, 21930136), (2, 10965068), (4, 5482534), (8, 2741267), (17, 1290008), (34, 645004), (68, 322502), (113, 194072), (136, 161251), (226, 97036), (452, 48518), (904, 24259), (1427, 15368), (1921, 11416), (2854, 7684), (3842, 5708)]