21132523725

素因数分解:

$3^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{769}}^1\times {\mathrm{2797}}^1$

素因数の和:3710

約数の個数: 48

約数和(自身を含む): 35264201280

約数和(自身を除く): 14131677555

約数列:

[1, 3, 5, 15, 25, 75, 131, 393, 655, 769, 1965, 2307, 2797, 3275, 3845, 8391, 9825, 11535, 13985, 19225, 41955, 57675, 69925, 100739, 209775, 302217, 366407, 503695, 1099221, 1511085, 1832035, 2150893, 2518475, 5496105, 6452679, 7555425, 9160175, 10754465, 27480525, 32263395, 53772325, 161316975, 281766983, 845300949, 1408834915, 4226504745, 7044174575, 21132523725]

約数ペア:

[(1, 21132523725), (3, 7044174575), (5, 4226504745), (15, 1408834915), (25, 845300949), (75, 281766983), (131, 161316975), (393, 53772325), (655, 32263395), (769, 27480525), (1965, 10754465), (2307, 9160175), (2797, 7555425), (3275, 6452679), (3845, 5496105), (8391, 2518475), (9825, 2150893), (11535, 1832035), (13985, 1511085), (19225, 1099221), (41955, 503695), (57675, 366407), (69925, 302217), (100739, 209775)]