2021471790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{126421}}^1$

素因数の和:126485

約数の個数: 64

約数和(自身を含む): 5352201792

約数和(自身を除く): 3330730002

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 41, 65, 78, 82, 123, 130, 195, 205, 246, 390, 410, 533, 615, 1066, 1230, 1599, 2665, 3198, 5330, 7995, 15990, 126421, 252842, 379263, 632105, 758526, 1264210, 1643473, 1896315, 3286946, 3792630, 4930419, 5183261, 8217365, 9860838, 10366522, 15549783, 16434730, 24652095, 25916305, 31099566, 49304190, 51832610, 67382393, 77748915, 134764786, 155497830, 202147179, 336911965, 404294358, 673823930, 1010735895, 2021471790]

約数ペア:

[(1, 2021471790), (2, 1010735895), (3, 673823930), (5, 404294358), (6, 336911965), (10, 202147179), (13, 155497830), (15, 134764786), (26, 77748915), (30, 67382393), (39, 51832610), (41, 49304190), (65, 31099566), (78, 25916305), (82, 24652095), (123, 16434730), (130, 15549783), (195, 10366522), (205, 9860838), (246, 8217365), (390, 5183261), (410, 4930419), (533, 3792630), (615, 3286946), (1066, 1896315), (1230, 1643473), (1599, 1264210), (2665, 758526), (3198, 632105), (5330, 379263), (7995, 252842), (15990, 126421)]