21370458

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{503}}^1$

素因数の和:678

約数の個数: 32

約数和(自身を含む): 43860096

約数和(自身を除く): 22489638

約数列:

[1, 2, 3, 6, 73, 97, 146, 194, 219, 291, 438, 503, 582, 1006, 1509, 3018, 7081, 14162, 21243, 36719, 42486, 48791, 73438, 97582, 110157, 146373, 220314, 292746, 3561743, 7123486, 10685229, 21370458]

約数ペア:

[(1, 21370458), (2, 10685229), (3, 7123486), (6, 3561743), (73, 292746), (97, 220314), (146, 146373), (194, 110157), (219, 97582), (291, 73438), (438, 48791), (503, 42486), (582, 36719), (1006, 21243), (1509, 14162), (3018, 7081)]