21835904

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{5503}}^1$

素因数の和:5548

約数の個数: 32

約数和(自身を含む): 44912640

約数和(自身を除く): 23076736

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 5503, 11006, 22012, 44024, 88048, 170593, 176096, 341186, 352192, 682372, 704384, 1364744, 2729488, 5458976, 10917952, 21835904]

約数ペア:

[(1, 21835904), (2, 10917952), (4, 5458976), (8, 2729488), (16, 1364744), (31, 704384), (32, 682372), (62, 352192), (64, 341186), (124, 176096), (128, 170593), (248, 88048), (496, 44024), (992, 22012), (1984, 11006), (3968, 5503)]