21984828

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{523}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 53523456

約数和(自身を除く): 31538628

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 113, 124, 186, 226, 339, 372, 452, 523, 678, 1046, 1356, 1569, 2092, 3138, 3503, 6276, 7006, 10509, 14012, 16213, 21018, 32426, 42036, 48639, 59099, 64852, 97278, 118198, 177297, 194556, 236396, 354594, 709188, 1832069, 3664138, 5496207, 7328276, 10992414, 21984828]

約数ペア:

[(1, 21984828), (2, 10992414), (3, 7328276), (4, 5496207), (6, 3664138), (12, 1832069), (31, 709188), (62, 354594), (93, 236396), (113, 194556), (124, 177297), (186, 118198), (226, 97278), (339, 64852), (372, 59099), (452, 48639), (523, 42036), (678, 32426), (1046, 21018), (1356, 16213), (1569, 14012), (2092, 10509), (3138, 7006), (3503, 6276)]