21834990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^2$

素因数の和:258

約数の個数: 72

約数和(自身を含む): 60292440

約数和(自身を除く): 38457450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 113, 114, 171, 190, 226, 285, 339, 342, 565, 570, 678, 855, 1017, 1130, 1695, 1710, 2034, 2147, 3390, 4294, 5085, 6441, 10170, 10735, 12769, 12882, 19323, 21470, 25538, 32205, 38307, 38646, 63845, 64410, 76614, 96615, 114921, 127690, 191535, 193230, 229842, 242611, 383070, 485222, 574605, 727833, 1149210, 1213055, 1455666, 2183499, 2426110, 3639165, 4366998, 7278330, 10917495, 21834990]

約数ペア:

[(1, 21834990), (2, 10917495), (3, 7278330), (5, 4366998), (6, 3639165), (9, 2426110), (10, 2183499), (15, 1455666), (18, 1213055), (19, 1149210), (30, 727833), (38, 574605), (45, 485222), (57, 383070), (90, 242611), (95, 229842), (113, 193230), (114, 191535), (171, 127690), (190, 114921), (226, 96615), (285, 76614), (339, 64410), (342, 63845), (565, 38646), (570, 38307), (678, 32205), (855, 25538), (1017, 21470), (1130, 19323), (1695, 12882), (1710, 12769), (2034, 10735), (2147, 10170), (3390, 6441), (4294, 5085)]