21412924

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21673}}^1$

素因数の和:21709

約数の個数: 24

約数和(自身を含む): 42481040

約数和(自身を除く): 21068116

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 21673, 43346, 86692, 281749, 411787, 563498, 823574, 1126996, 1647148, 5353231, 10706462, 21412924]

約数ペア:

[(1, 21412924), (2, 10706462), (4, 5353231), (13, 1647148), (19, 1126996), (26, 823574), (38, 563498), (52, 411787), (76, 281749), (247, 86692), (494, 43346), (988, 21673)]