21152896

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{9721}}^1$

素因数の和:9752

約数の個数: 32

約数和(自身を含む): 44623980

約数和(自身を除く): 23471084

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 9721, 19442, 38884, 77768, 155536, 165257, 311072, 330514, 622144, 661028, 1244288, 1322056, 2644112, 5288224, 10576448, 21152896]

約数ペア:

[(1, 21152896), (2, 10576448), (4, 5288224), (8, 2644112), (16, 1322056), (17, 1244288), (32, 661028), (34, 622144), (64, 330514), (68, 311072), (128, 165257), (136, 155536), (272, 77768), (544, 38884), (1088, 19442), (2176, 9721)]