21338688

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{15877}}^1$

素因数の和:15899

約数の個数: 56

約数和(自身を含む): 64528192

約数和(自身を除く): 43189504

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 224, 336, 448, 672, 1344, 15877, 31754, 47631, 63508, 95262, 111139, 127016, 190524, 222278, 254032, 333417, 381048, 444556, 508064, 666834, 762096, 889112, 1016128, 1333668, 1524192, 1778224, 2667336, 3048384, 3556448, 5334672, 7112896, 10669344, 21338688]

約数ペア:

[(1, 21338688), (2, 10669344), (3, 7112896), (4, 5334672), (6, 3556448), (7, 3048384), (8, 2667336), (12, 1778224), (14, 1524192), (16, 1333668), (21, 1016128), (24, 889112), (28, 762096), (32, 666834), (42, 508064), (48, 444556), (56, 381048), (64, 333417), (84, 254032), (96, 222278), (112, 190524), (168, 127016), (192, 111139), (224, 95262), (336, 63508), (448, 47631), (672, 31754), (1344, 15877)]