21572364

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 56306880

約数和(自身を除く): 34734516

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 83, 121, 132, 166, 179, 242, 249, 332, 358, 363, 484, 498, 537, 716, 726, 913, 996, 1074, 1452, 1826, 1969, 2148, 2739, 3652, 3938, 5478, 5907, 7876, 10043, 10956, 11814, 14857, 20086, 21659, 23628, 29714, 30129, 40172, 43318, 44571, 59428, 60258, 64977, 86636, 89142, 120516, 129954, 163427, 178284, 259908, 326854, 490281, 653708, 980562, 1797697, 1961124, 3595394, 5393091, 7190788, 10786182, 21572364]

約数ペア:

[(1, 21572364), (2, 10786182), (3, 7190788), (4, 5393091), (6, 3595394), (11, 1961124), (12, 1797697), (22, 980562), (33, 653708), (44, 490281), (66, 326854), (83, 259908), (121, 178284), (132, 163427), (166, 129954), (179, 120516), (242, 89142), (249, 86636), (332, 64977), (358, 60258), (363, 59428), (484, 44571), (498, 43318), (537, 40172), (716, 30129), (726, 29714), (913, 23628), (996, 21659), (1074, 20086), (1452, 14857), (1826, 11814), (1969, 10956), (2148, 10043), (2739, 7876), (3652, 5907), (3938, 5478)]