21176154

素因数分解:

$2^1\times 3^4\times {\mathrm{67}}^1\times {\mathrm{1951}}^1$

素因数の和:2032

約数の個数: 40

約数和(自身を含む): 48183168

約数和(自身を除く): 27007014

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 67, 81, 134, 162, 201, 402, 603, 1206, 1809, 1951, 3618, 3902, 5427, 5853, 10854, 11706, 17559, 35118, 52677, 105354, 130717, 158031, 261434, 316062, 392151, 784302, 1176453, 2352906, 3529359, 7058718, 10588077, 21176154]

約数ペア:

[(1, 21176154), (2, 10588077), (3, 7058718), (6, 3529359), (9, 2352906), (18, 1176453), (27, 784302), (54, 392151), (67, 316062), (81, 261434), (134, 158031), (162, 130717), (201, 105354), (402, 52677), (603, 35118), (1206, 17559), (1809, 11706), (1951, 10854), (3618, 5853), (3902, 5427)]