21244926

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1187}}^1$

素因数の和:1368

約数の個数: 32

約数和(自身を含む): 45048960

約数和(自身を除く): 23804034

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 157, 314, 471, 942, 1187, 2374, 2983, 3561, 5966, 7122, 8949, 17898, 22553, 45106, 67659, 135318, 186359, 372718, 559077, 1118154, 3540821, 7081642, 10622463, 21244926]

約数ペア:

[(1, 21244926), (2, 10622463), (3, 7081642), (6, 3540821), (19, 1118154), (38, 559077), (57, 372718), (114, 186359), (157, 135318), (314, 67659), (471, 45106), (942, 22553), (1187, 17898), (2374, 8949), (2983, 7122), (3561, 5966)]