21718330

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{757}}^1$

素因数の和:934

約数の個数: 32

約数和(自身を含む): 41477760

約数和(自身を除く): 19759430

約数列:

[1, 2, 5, 10, 19, 38, 95, 151, 190, 302, 755, 757, 1510, 1514, 2869, 3785, 5738, 7570, 14345, 14383, 28690, 28766, 71915, 114307, 143830, 228614, 571535, 1143070, 2171833, 4343666, 10859165, 21718330]

約数ペア:

[(1, 21718330), (2, 10859165), (5, 4343666), (10, 2171833), (19, 1143070), (38, 571535), (95, 228614), (151, 143830), (190, 114307), (302, 71915), (755, 28766), (757, 28690), (1510, 14383), (1514, 14345), (2869, 7570), (3785, 5738)]