21267630

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{347}}^1$

素因数の和:590

約数の個数: 64

約数和(自身を含む): 57127680

約数和(自身を除く): 35860050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 227, 270, 347, 454, 681, 694, 1041, 1135, 1362, 1735, 2043, 2082, 2270, 3123, 3405, 3470, 4086, 5205, 6129, 6246, 6810, 9369, 10215, 10410, 12258, 15615, 18738, 20430, 30645, 31230, 46845, 61290, 78769, 93690, 157538, 236307, 393845, 472614, 708921, 787690, 1181535, 1417842, 2126763, 2363070, 3544605, 4253526, 7089210, 10633815, 21267630]

約数ペア:

[(1, 21267630), (2, 10633815), (3, 7089210), (5, 4253526), (6, 3544605), (9, 2363070), (10, 2126763), (15, 1417842), (18, 1181535), (27, 787690), (30, 708921), (45, 472614), (54, 393845), (90, 236307), (135, 157538), (227, 93690), (270, 78769), (347, 61290), (454, 46845), (681, 31230), (694, 30645), (1041, 20430), (1135, 18738), (1362, 15615), (1735, 12258), (2043, 10410), (2082, 10215), (2270, 9369), (3123, 6810), (3405, 6246), (3470, 6129), (4086, 5205)]