21489210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{2113}}^1$

素因数の和:2239

約数の個数: 48

約数和(自身を含む): 56393064

約数和(自身を除く): 34903854

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 113, 226, 339, 565, 678, 1017, 1130, 1695, 2034, 2113, 3390, 4226, 5085, 6339, 10170, 10565, 12678, 19017, 21130, 31695, 38034, 63390, 95085, 190170, 238769, 477538, 716307, 1193845, 1432614, 2148921, 2387690, 3581535, 4297842, 7163070, 10744605, 21489210]

約数ペア:

[(1, 21489210), (2, 10744605), (3, 7163070), (5, 4297842), (6, 3581535), (9, 2387690), (10, 2148921), (15, 1432614), (18, 1193845), (30, 716307), (45, 477538), (90, 238769), (113, 190170), (226, 95085), (339, 63390), (565, 38034), (678, 31695), (1017, 21130), (1130, 19017), (1695, 12678), (2034, 10565), (2113, 10170), (3390, 6339), (4226, 5085)]