21940884

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1049}}^1$

素因数の和:1149

約数の個数: 72

約数和(自身を含む): 64209600

約数和(自身を除く): 42268716

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 83, 84, 126, 166, 249, 252, 332, 498, 581, 747, 996, 1049, 1162, 1494, 1743, 2098, 2324, 2988, 3147, 3486, 4196, 5229, 6294, 6972, 7343, 9441, 10458, 12588, 14686, 18882, 20916, 22029, 29372, 37764, 44058, 66087, 87067, 88116, 132174, 174134, 261201, 264348, 348268, 522402, 609469, 783603, 1044804, 1218938, 1567206, 1828407, 2437876, 3134412, 3656814, 5485221, 7313628, 10970442, 21940884]

約数ペア:

[(1, 21940884), (2, 10970442), (3, 7313628), (4, 5485221), (6, 3656814), (7, 3134412), (9, 2437876), (12, 1828407), (14, 1567206), (18, 1218938), (21, 1044804), (28, 783603), (36, 609469), (42, 522402), (63, 348268), (83, 264348), (84, 261201), (126, 174134), (166, 132174), (249, 88116), (252, 87067), (332, 66087), (498, 44058), (581, 37764), (747, 29372), (996, 22029), (1049, 20916), (1162, 18882), (1494, 14686), (1743, 12588), (2098, 10458), (2324, 9441), (2988, 7343), (3147, 6972), (3486, 6294), (4196, 5229)]