21602360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41543}}^1$

素因数の和:41567

約数の個数: 32

約数和(自身を含む): 52345440

約数和(自身を除く): 30743080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 41543, 83086, 166172, 207715, 332344, 415430, 540059, 830860, 1080118, 1661720, 2160236, 2700295, 4320472, 5400590, 10801180, 21602360]

約数ペア:

[(1, 21602360), (2, 10801180), (4, 5400590), (5, 4320472), (8, 2700295), (10, 2160236), (13, 1661720), (20, 1080118), (26, 830860), (40, 540059), (52, 415430), (65, 332344), (104, 207715), (130, 166172), (260, 83086), (520, 41543)]