21118230

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{33521}}^1$

素因数の和:33541

約数の個数: 48

約数和(自身を含む): 62753184

約数和(自身を除く): 41634954

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 33521, 67042, 100563, 167605, 201126, 234647, 301689, 335210, 469294, 502815, 603378, 703941, 1005630, 1173235, 1407882, 1508445, 2111823, 2346470, 3016890, 3519705, 4223646, 7039410, 10559115, 21118230]

約数ペア:

[(1, 21118230), (2, 10559115), (3, 7039410), (5, 4223646), (6, 3519705), (7, 3016890), (9, 2346470), (10, 2111823), (14, 1508445), (15, 1407882), (18, 1173235), (21, 1005630), (30, 703941), (35, 603378), (42, 502815), (45, 469294), (63, 335210), (70, 301689), (90, 234647), (105, 201126), (126, 167605), (210, 100563), (315, 67042), (630, 33521)]