18832821

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{743}}^1$

素因数の和:841

約数の個数: 32

約数和(自身を含む): 30855168

約数和(自身を除く): 12022347

約数列:

[1, 3, 7, 17, 21, 51, 71, 119, 213, 357, 497, 743, 1207, 1491, 2229, 3621, 5201, 8449, 12631, 15603, 25347, 37893, 52753, 88417, 158259, 265251, 369271, 896801, 1107813, 2690403, 6277607, 18832821]

約数ペア:

[(1, 18832821), (3, 6277607), (7, 2690403), (17, 1107813), (21, 896801), (51, 369271), (71, 265251), (119, 158259), (213, 88417), (357, 52753), (497, 37893), (743, 25347), (1207, 15603), (1491, 12631), (2229, 8449), (3621, 5201)]