21451344

素因数分解:

$2^4\times 3^1\times {\mathrm{79}}^1\times {\mathrm{5657}}^1$

素因数の和:5747

約数の個数: 40

約数和(自身を含む): 56127360

約数和(自身を除く): 34676016

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 79, 158, 237, 316, 474, 632, 948, 1264, 1896, 3792, 5657, 11314, 16971, 22628, 33942, 45256, 67884, 90512, 135768, 271536, 446903, 893806, 1340709, 1787612, 2681418, 3575224, 5362836, 7150448, 10725672, 21451344]

約数ペア:

[(1, 21451344), (2, 10725672), (3, 7150448), (4, 5362836), (6, 3575224), (8, 2681418), (12, 1787612), (16, 1340709), (24, 893806), (48, 446903), (79, 271536), (158, 135768), (237, 90512), (316, 67884), (474, 45256), (632, 33942), (948, 22628), (1264, 16971), (1896, 11314), (3792, 5657)]