21479136

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{31963}}^1$

素因数の和:31983

約数の個数: 48

約数和(自身を含む): 64439424

約数和(自身を除く): 42960288

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, 31963, 63926, 95889, 127852, 191778, 223741, 255704, 383556, 447482, 511408, 671223, 767112, 894964, 1022816, 1342446, 1534224, 1789928, 2684892, 3068448, 3579856, 5369784, 7159712, 10739568, 21479136]

約数ペア:

[(1, 21479136), (2, 10739568), (3, 7159712), (4, 5369784), (6, 3579856), (7, 3068448), (8, 2684892), (12, 1789928), (14, 1534224), (16, 1342446), (21, 1022816), (24, 894964), (28, 767112), (32, 671223), (42, 511408), (48, 447482), (56, 383556), (84, 255704), (96, 223741), (112, 191778), (168, 127852), (224, 95889), (336, 63926), (672, 31963)]