21620256

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{32173}}^1$

素因数の和:32193

約数の個数: 48

約数和(自身を含む): 64862784

約数和(自身を除く): 43242528

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 32173, 64346, 96519, 128692, 193038, 225211, 257384, 386076, 450422, 514768, 675633, 772152, 900844, 1029536, 1351266, 1544304, 1801688, 2702532, 3088608, 3603376, 5405064, 7206752, 10810128, 21620256]

約数ペア:

[(1, 21620256), (2, 10810128), (3, 7206752), (4, 5405064), (6, 3603376), (7, 3088608), (8, 2702532), (12, 1801688), (14, 1544304), (16, 1351266), (21, 1029536), (24, 900844), (28, 772152), (32, 675633), (42, 514768), (48, 450422), (56, 386076), (84, 257384), (96, 225211), (112, 193038), (168, 128692), (224, 96519), (336, 64346), (672, 32173)]