21884238

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1049}}^1$

素因数の和:1137

約数の個数: 48

約数和(自身を含む): 50778000

約数和(自身を除く): 28893762

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 61, 114, 122, 171, 183, 342, 366, 549, 1049, 1098, 1159, 2098, 2318, 3147, 3477, 6294, 6954, 9441, 10431, 18882, 19931, 20862, 39862, 59793, 63989, 119586, 127978, 179379, 191967, 358758, 383934, 575901, 1151802, 1215791, 2431582, 3647373, 7294746, 10942119, 21884238]

約数ペア:

[(1, 21884238), (2, 10942119), (3, 7294746), (6, 3647373), (9, 2431582), (18, 1215791), (19, 1151802), (38, 575901), (57, 383934), (61, 358758), (114, 191967), (122, 179379), (171, 127978), (183, 119586), (342, 63989), (366, 59793), (549, 39862), (1049, 20862), (1098, 19931), (1159, 18882), (2098, 10431), (2318, 9441), (3147, 6954), (3477, 6294)]