21868448

素因数分解:

$2^5\times 7^1\times {\mathrm{233}}^1\times {\mathrm{419}}^1$

素因数の和:669

約数の個数: 48

約数和(自身を含む): 49533120

約数和(自身を除く): 27664672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 233, 419, 466, 838, 932, 1631, 1676, 1864, 2933, 3262, 3352, 3728, 5866, 6524, 6704, 7456, 11732, 13048, 13408, 23464, 26096, 46928, 52192, 93856, 97627, 195254, 390508, 683389, 781016, 1366778, 1562032, 2733556, 3124064, 5467112, 10934224, 21868448]

約数ペア:

[(1, 21868448), (2, 10934224), (4, 5467112), (7, 3124064), (8, 2733556), (14, 1562032), (16, 1366778), (28, 781016), (32, 683389), (56, 390508), (112, 195254), (224, 97627), (233, 93856), (419, 52192), (466, 46928), (838, 26096), (932, 23464), (1631, 13408), (1676, 13048), (1864, 11732), (2933, 7456), (3262, 6704), (3352, 6524), (3728, 5866)]