21768753412

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{248309}}^1$

素因数の和:248452

約数の個数: 48

約数和(自身を含む): 45387095040

約数和(自身を除く): 23618341628

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 101, 124, 202, 217, 404, 434, 707, 868, 1414, 2828, 3131, 6262, 12524, 21917, 43834, 87668, 248309, 496618, 993236, 1738163, 3476326, 6952652, 7697579, 15395158, 25079209, 30790316, 50158418, 53883053, 100316836, 107766106, 175554463, 215532212, 351108926, 702217852, 777455479, 1554910958, 3109821916, 5442188353, 10884376706, 21768753412]

約数ペア:

[(1, 21768753412), (2, 10884376706), (4, 5442188353), (7, 3109821916), (14, 1554910958), (28, 777455479), (31, 702217852), (62, 351108926), (101, 215532212), (124, 175554463), (202, 107766106), (217, 100316836), (404, 53883053), (434, 50158418), (707, 30790316), (868, 25079209), (1414, 15395158), (2828, 7697579), (3131, 6952652), (6262, 3476326), (12524, 1738163), (21917, 993236), (43834, 496618), (87668, 248309)]