21508950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{7547}}^1$

素因数の和:7581

約数の個数: 48

約数和(自身を含む): 56157120

約数和(自身を除く): 34648170

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 38, 50, 57, 75, 95, 114, 150, 190, 285, 475, 570, 950, 1425, 2850, 7547, 15094, 22641, 37735, 45282, 75470, 113205, 143393, 188675, 226410, 286786, 377350, 430179, 566025, 716965, 860358, 1132050, 1433930, 2150895, 3584825, 4301790, 7169650, 10754475, 21508950]

約数ペア:

[(1, 21508950), (2, 10754475), (3, 7169650), (5, 4301790), (6, 3584825), (10, 2150895), (15, 1433930), (19, 1132050), (25, 860358), (30, 716965), (38, 566025), (50, 430179), (57, 377350), (75, 286786), (95, 226410), (114, 188675), (150, 143393), (190, 113205), (285, 75470), (475, 45282), (570, 37735), (950, 22641), (1425, 15094), (2850, 7547)]