21626892

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{28607}}^1$

素因数の和:28627

約数の個数: 48

約数和(自身を含む): 64081920

約数和(自身を除く): 42455028

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 28607, 57214, 85821, 114428, 171642, 200249, 257463, 343284, 400498, 514926, 600747, 772389, 800996, 1029852, 1201494, 1544778, 1802241, 2402988, 3089556, 3604482, 5406723, 7208964, 10813446, 21626892]

約数ペア:

[(1, 21626892), (2, 10813446), (3, 7208964), (4, 5406723), (6, 3604482), (7, 3089556), (9, 2402988), (12, 1802241), (14, 1544778), (18, 1201494), (21, 1029852), (27, 800996), (28, 772389), (36, 600747), (42, 514926), (54, 400498), (63, 343284), (84, 257463), (108, 200249), (126, 171642), (189, 114428), (252, 85821), (378, 57214), (756, 28607)]