21546190

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{751}}^1$

素因数の和:928

約数の個数: 32

約数和(自身を含む): 41149440

約数和(自身を除く): 19603250

約数列:

[1, 2, 5, 10, 19, 38, 95, 151, 190, 302, 751, 755, 1502, 1510, 2869, 3755, 5738, 7510, 14269, 14345, 28538, 28690, 71345, 113401, 142690, 226802, 567005, 1134010, 2154619, 4309238, 10773095, 21546190]

約数ペア:

[(1, 21546190), (2, 10773095), (5, 4309238), (10, 2154619), (19, 1134010), (38, 567005), (95, 226802), (151, 142690), (190, 113401), (302, 71345), (751, 28690), (755, 28538), (1502, 14345), (1510, 14269), (2869, 7510), (3755, 5738)]