21770856

素因数分解:

$2^3\times 3^6\times {\mathrm{3733}}^1$

素因数の和:3757

約数の個数: 56

約数和(自身を含む): 61218930

約数和(自身を除く): 39448074

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 729, 972, 1458, 1944, 2916, 3733, 5832, 7466, 11199, 14932, 22398, 29864, 33597, 44796, 67194, 89592, 100791, 134388, 201582, 268776, 302373, 403164, 604746, 806328, 907119, 1209492, 1814238, 2418984, 2721357, 3628476, 5442714, 7256952, 10885428, 21770856]

約数ペア:

[(1, 21770856), (2, 10885428), (3, 7256952), (4, 5442714), (6, 3628476), (8, 2721357), (9, 2418984), (12, 1814238), (18, 1209492), (24, 907119), (27, 806328), (36, 604746), (54, 403164), (72, 302373), (81, 268776), (108, 201582), (162, 134388), (216, 100791), (243, 89592), (324, 67194), (486, 44796), (648, 33597), (729, 29864), (972, 22398), (1458, 14932), (1944, 11199), (2916, 7466), (3733, 5832)]