21970158

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{829}}^1$

素因数の和:1472

約数の個数: 32

約数和(自身を含む): 50357760

約数和(自身を除く): 28387602

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 631, 829, 1262, 1658, 1893, 2487, 3786, 4417, 4974, 5803, 8834, 11606, 13251, 17409, 26502, 34818, 523099, 1046198, 1569297, 3138594, 3661693, 7323386, 10985079, 21970158]

約数ペア:

[(1, 21970158), (2, 10985079), (3, 7323386), (6, 3661693), (7, 3138594), (14, 1569297), (21, 1046198), (42, 523099), (631, 34818), (829, 26502), (1262, 17409), (1658, 13251), (1893, 11606), (2487, 8834), (3786, 5803), (4417, 4974)]