21018144

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{31277}}^1$

素因数の和:31297

約数の個数: 48

約数和(自身を含む): 63056448

約数和(自身を除く): 42038304

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, 31277, 62554, 93831, 125108, 187662, 218939, 250216, 375324, 437878, 500432, 656817, 750648, 875756, 1000864, 1313634, 1501296, 1751512, 2627268, 3002592, 3503024, 5254536, 7006048, 10509072, 21018144]

約数ペア:

[(1, 21018144), (2, 10509072), (3, 7006048), (4, 5254536), (6, 3503024), (7, 3002592), (8, 2627268), (12, 1751512), (14, 1501296), (16, 1313634), (21, 1000864), (24, 875756), (28, 750648), (32, 656817), (42, 500432), (48, 437878), (56, 375324), (84, 250216), (96, 218939), (112, 187662), (168, 125108), (224, 93831), (336, 62554), (672, 31277)]