21097752

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3559}}^1$

素因数の和:3600

約数の個数: 64

約数和(自身を含む): 59808000

約数和(自身を除く): 38710248

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 228, 247, 312, 456, 494, 741, 988, 1482, 1976, 2964, 3559, 5928, 7118, 10677, 14236, 21354, 28472, 42708, 46267, 67621, 85416, 92534, 135242, 138801, 185068, 202863, 270484, 277602, 370136, 405726, 540968, 555204, 811452, 879073, 1110408, 1622904, 1758146, 2637219, 3516292, 5274438, 7032584, 10548876, 21097752]

約数ペア:

[(1, 21097752), (2, 10548876), (3, 7032584), (4, 5274438), (6, 3516292), (8, 2637219), (12, 1758146), (13, 1622904), (19, 1110408), (24, 879073), (26, 811452), (38, 555204), (39, 540968), (52, 405726), (57, 370136), (76, 277602), (78, 270484), (104, 202863), (114, 185068), (152, 138801), (156, 135242), (228, 92534), (247, 85416), (312, 67621), (456, 46267), (494, 42708), (741, 28472), (988, 21354), (1482, 14236), (1976, 10677), (2964, 7118), (3559, 5928)]