21662844

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{557}}^1$

素因数の和:1034

約数の個数: 48

約数和(自身を含む): 57996288

約数和(自身を除く): 36333444

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 463, 557, 926, 1114, 1389, 1671, 1852, 2228, 2778, 3241, 3342, 3899, 5556, 6482, 6684, 7798, 9723, 11697, 12964, 15596, 19446, 23394, 38892, 46788, 257891, 515782, 773673, 1031564, 1547346, 1805237, 3094692, 3610474, 5415711, 7220948, 10831422, 21662844]

約数ペア:

[(1, 21662844), (2, 10831422), (3, 7220948), (4, 5415711), (6, 3610474), (7, 3094692), (12, 1805237), (14, 1547346), (21, 1031564), (28, 773673), (42, 515782), (84, 257891), (463, 46788), (557, 38892), (926, 23394), (1114, 19446), (1389, 15596), (1671, 12964), (1852, 11697), (2228, 9723), (2778, 7798), (3241, 6684), (3342, 6482), (3899, 5556)]