21401362

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:378

約数の個数: 32

約数和(自身を含む): 35354880

約数和(自身を除く): 13953518

約数列:

[1, 2, 23, 29, 46, 58, 61, 122, 263, 526, 667, 1334, 1403, 1769, 2806, 3538, 6049, 7627, 12098, 15254, 16043, 32086, 40687, 81374, 175421, 350842, 368989, 465247, 737978, 930494, 10700681, 21401362]

約数ペア:

[(1, 21401362), (2, 10700681), (23, 930494), (29, 737978), (46, 465247), (58, 368989), (61, 350842), (122, 175421), (263, 81374), (526, 40687), (667, 32086), (1334, 16043), (1403, 15254), (1769, 12098), (2806, 7627), (3538, 6049)]