21190976

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19477}}^1$

素因数の和:19506

約数の個数: 28

約数和(自身を含む): 44526708

約数和(自身を除く): 23335732

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 1088, 19477, 38954, 77908, 155816, 311632, 331109, 623264, 662218, 1246528, 1324436, 2648872, 5297744, 10595488, 21190976]

約数ペア:

[(1, 21190976), (2, 10595488), (4, 5297744), (8, 2648872), (16, 1324436), (17, 1246528), (32, 662218), (34, 623264), (64, 331109), (68, 311632), (136, 155816), (272, 77908), (544, 38954), (1088, 19477)]