21808384

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{6553}}^1$

素因数の和:6582

約数の個数: 36

約数和(自身を含む): 46887316

約数和(自身を除く): 25078932

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 6553, 13106, 26212, 52424, 85189, 104848, 170378, 209696, 340756, 419392, 681512, 838784, 1363024, 1677568, 2726048, 5452096, 10904192, 21808384]

約数ペア:

[(1, 21808384), (2, 10904192), (4, 5452096), (8, 2726048), (13, 1677568), (16, 1363024), (26, 838784), (32, 681512), (52, 419392), (64, 340756), (104, 209696), (128, 170378), (208, 104848), (256, 85189), (416, 52424), (832, 26212), (1664, 13106), (3328, 6553)]