16981944

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{373}}^1$

素因数の和:660

約数の個数: 64

約数和(自身を含む): 48829440

約数和(自身を除く): 31847496

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 271, 373, 542, 746, 813, 1084, 1119, 1492, 1626, 1897, 2168, 2238, 2611, 2984, 3252, 3794, 4476, 5222, 5691, 6504, 7588, 7833, 8952, 10444, 11382, 15176, 15666, 20888, 22764, 31332, 45528, 62664, 101083, 202166, 303249, 404332, 606498, 707581, 808664, 1212996, 1415162, 2122743, 2425992, 2830324, 4245486, 5660648, 8490972, 16981944]

約数ペア:

[(1, 16981944), (2, 8490972), (3, 5660648), (4, 4245486), (6, 2830324), (7, 2425992), (8, 2122743), (12, 1415162), (14, 1212996), (21, 808664), (24, 707581), (28, 606498), (42, 404332), (56, 303249), (84, 202166), (168, 101083), (271, 62664), (373, 45528), (542, 31332), (746, 22764), (813, 20888), (1084, 15666), (1119, 15176), (1492, 11382), (1626, 10444), (1897, 8952), (2168, 7833), (2238, 7588), (2611, 6504), (2984, 5691), (3252, 5222), (3794, 4476)]