21167690072

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1\times {\mathrm{6373}}^1$

素因数の和:6696

約数の個数: 64

約数和(自身を含む): 41854233600

約数和(自身を除く): 20686543528

約数列:

[1, 2, 4, 8, 31, 59, 62, 118, 124, 227, 236, 248, 454, 472, 908, 1816, 1829, 3658, 6373, 7037, 7316, 12746, 13393, 14074, 14632, 25492, 26786, 28148, 50984, 53572, 56296, 107144, 197563, 376007, 395126, 415183, 752014, 790252, 830366, 1446671, 1504028, 1580504, 1660732, 2893342, 3008056, 3321464, 5786684, 11573368, 11656217, 23312434, 44846801, 46624868, 85353589, 89693602, 93249736, 170707178, 179387204, 341414356, 358774408, 682828712, 2645961259, 5291922518, 10583845036, 21167690072]

約数ペア:

[(1, 21167690072), (2, 10583845036), (4, 5291922518), (8, 2645961259), (31, 682828712), (59, 358774408), (62, 341414356), (118, 179387204), (124, 170707178), (227, 93249736), (236, 89693602), (248, 85353589), (454, 46624868), (472, 44846801), (908, 23312434), (1816, 11656217), (1829, 11573368), (3658, 5786684), (6373, 3321464), (7037, 3008056), (7316, 2893342), (12746, 1660732), (13393, 1580504), (14074, 1504028), (14632, 1446671), (25492, 830366), (26786, 790252), (28148, 752014), (50984, 415183), (53572, 395126), (56296, 376007), (107144, 197563)]