21889982

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{383}}^1$

素因数の和:484

約数の個数: 24

約数和(自身を含む): 35728128

約数和(自身を除く): 13838146

約数列:

[1, 2, 17, 34, 41, 82, 383, 697, 766, 1394, 1681, 3362, 6511, 13022, 15703, 28577, 31406, 57154, 266951, 533902, 643823, 1287646, 10944991, 21889982]

約数ペア:

[(1, 21889982), (2, 10944991), (17, 1287646), (34, 643823), (41, 533902), (82, 266951), (383, 57154), (697, 31406), (766, 28577), (1394, 15703), (1681, 13022), (3362, 6511)]