21460410

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1303}}^1$

素因数の和:1380

約数の個数: 64

約数和(自身を含む): 58210560

約数和(自身を除く): 36750150

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 61, 90, 122, 135, 183, 270, 305, 366, 549, 610, 915, 1098, 1303, 1647, 1830, 2606, 2745, 3294, 3909, 5490, 6515, 7818, 8235, 11727, 13030, 16470, 19545, 23454, 35181, 39090, 58635, 70362, 79483, 117270, 158966, 175905, 238449, 351810, 397415, 476898, 715347, 794830, 1192245, 1430694, 2146041, 2384490, 3576735, 4292082, 7153470, 10730205, 21460410]

約数ペア:

[(1, 21460410), (2, 10730205), (3, 7153470), (5, 4292082), (6, 3576735), (9, 2384490), (10, 2146041), (15, 1430694), (18, 1192245), (27, 794830), (30, 715347), (45, 476898), (54, 397415), (61, 351810), (90, 238449), (122, 175905), (135, 158966), (183, 117270), (270, 79483), (305, 70362), (366, 58635), (549, 39090), (610, 35181), (915, 23454), (1098, 19545), (1303, 16470), (1647, 13030), (1830, 11727), (2606, 8235), (2745, 7818), (3294, 6515), (3909, 5490)]