21962538

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5521}}^1$

素因数の和:5559

約数の個数: 48

約数和(自身を含む): 54270216

約数和(自身を除く): 32307678

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 1326, 1989, 3978, 5521, 11042, 16563, 33126, 49689, 71773, 93857, 99378, 143546, 187714, 215319, 281571, 430638, 563142, 645957, 844713, 1220141, 1291914, 1689426, 2440282, 3660423, 7320846, 10981269, 21962538]

約数ペア:

[(1, 21962538), (2, 10981269), (3, 7320846), (6, 3660423), (9, 2440282), (13, 1689426), (17, 1291914), (18, 1220141), (26, 844713), (34, 645957), (39, 563142), (51, 430638), (78, 281571), (102, 215319), (117, 187714), (153, 143546), (221, 99378), (234, 93857), (306, 71773), (442, 49689), (663, 33126), (1326, 16563), (1989, 11042), (3978, 5521)]