21204324

素因数分解:

$2^2\times 3^2\times {\mathrm{167}}^1\times {\mathrm{3527}}^1$

素因数の和:3704

約数の個数: 36

約数和(自身を含む): 53936064

約数和(自身を除く): 32731740

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 167, 334, 501, 668, 1002, 1503, 2004, 3006, 3527, 6012, 7054, 10581, 14108, 21162, 31743, 42324, 63486, 126972, 589009, 1178018, 1767027, 2356036, 3534054, 5301081, 7068108, 10602162, 21204324]

約数ペア:

[(1, 21204324), (2, 10602162), (3, 7068108), (4, 5301081), (6, 3534054), (9, 2356036), (12, 1767027), (18, 1178018), (36, 589009), (167, 126972), (334, 63486), (501, 42324), (668, 31743), (1002, 21162), (1503, 14108), (2004, 10581), (3006, 7054), (3527, 6012)]