21484218

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{6163}}^1$

素因数の和:6258

約数の個数: 32

約数和(自身を含む): 49706496

約数和(自身を除く): 28222278

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 83, 166, 249, 498, 581, 1162, 1743, 3486, 6163, 12326, 18489, 36978, 43141, 86282, 129423, 258846, 511529, 1023058, 1534587, 3069174, 3580703, 7161406, 10742109, 21484218]

約数ペア:

[(1, 21484218), (2, 10742109), (3, 7161406), (6, 3580703), (7, 3069174), (14, 1534587), (21, 1023058), (42, 511529), (83, 258846), (166, 129423), (249, 86282), (498, 43141), (581, 36978), (1162, 18489), (1743, 12326), (3486, 6163)]