21930168

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{70289}}^1$

素因数の和:70311

約数の個数: 32

約数和(自身を含む): 59043600

約数和(自身を除く): 37113432

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 70289, 140578, 210867, 281156, 421734, 562312, 843468, 913757, 1686936, 1827514, 2741271, 3655028, 5482542, 7310056, 10965084, 21930168]

約数ペア:

[(1, 21930168), (2, 10965084), (3, 7310056), (4, 5482542), (6, 3655028), (8, 2741271), (12, 1827514), (13, 1686936), (24, 913757), (26, 843468), (39, 562312), (52, 421734), (78, 281156), (104, 210867), (156, 140578), (312, 70289)]