21622128

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1321}}^1$

素因数の和:1374

約数の個数: 80

約数和(自身を含む): 62948352

約数和(自身を除く): 41326224

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 33, 44, 48, 62, 66, 88, 93, 124, 132, 176, 186, 248, 264, 341, 372, 496, 528, 682, 744, 1023, 1321, 1364, 1488, 2046, 2642, 2728, 3963, 4092, 5284, 5456, 7926, 8184, 10568, 14531, 15852, 16368, 21136, 29062, 31704, 40951, 43593, 58124, 63408, 81902, 87186, 116248, 122853, 163804, 174372, 232496, 245706, 327608, 348744, 450461, 491412, 655216, 697488, 900922, 982824, 1351383, 1801844, 1965648, 2702766, 3603688, 5405532, 7207376, 10811064, 21622128]

約数ペア:

[(1, 21622128), (2, 10811064), (3, 7207376), (4, 5405532), (6, 3603688), (8, 2702766), (11, 1965648), (12, 1801844), (16, 1351383), (22, 982824), (24, 900922), (31, 697488), (33, 655216), (44, 491412), (48, 450461), (62, 348744), (66, 327608), (88, 245706), (93, 232496), (124, 174372), (132, 163804), (176, 122853), (186, 116248), (248, 87186), (264, 81902), (341, 63408), (372, 58124), (496, 43593), (528, 40951), (682, 31704), (744, 29062), (1023, 21136), (1321, 16368), (1364, 15852), (1488, 14531), (2046, 10568), (2642, 8184), (2728, 7926), (3963, 5456), (4092, 5284)]