21102844

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{39667}}^1$

素因数の和:39697

約数の個数: 24

約数和(自身を含む): 44428160

約数和(自身を除く): 23325316

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 39667, 79334, 158668, 277669, 555338, 753673, 1110676, 1507346, 3014692, 5275711, 10551422, 21102844]

約数ペア:

[(1, 21102844), (2, 10551422), (4, 5275711), (7, 3014692), (14, 1507346), (19, 1110676), (28, 753673), (38, 555338), (76, 277669), (133, 158668), (266, 79334), (532, 39667)]