21864516

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5641}}^1$

素因数の和:5684

約数の個数: 48

約数和(自身を含む): 56871360

約数和(自身を除く): 35006844

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 51, 57, 68, 76, 102, 114, 204, 228, 323, 646, 969, 1292, 1938, 3876, 5641, 11282, 16923, 22564, 33846, 67692, 95897, 107179, 191794, 214358, 287691, 321537, 383588, 428716, 575382, 643074, 1150764, 1286148, 1822043, 3644086, 5466129, 7288172, 10932258, 21864516]

約数ペア:

[(1, 21864516), (2, 10932258), (3, 7288172), (4, 5466129), (6, 3644086), (12, 1822043), (17, 1286148), (19, 1150764), (34, 643074), (38, 575382), (51, 428716), (57, 383588), (68, 321537), (76, 287691), (102, 214358), (114, 191794), (204, 107179), (228, 95897), (323, 67692), (646, 33846), (969, 22564), (1292, 16923), (1938, 11282), (3876, 5641)]