21601608

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1811}}^1$

素因数の和:1898

約数の個数: 64

約数和(自身を含む): 62622720

約数和(自身を除く): 41021112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 71, 84, 142, 168, 213, 284, 426, 497, 568, 852, 994, 1491, 1704, 1811, 1988, 2982, 3622, 3976, 5433, 5964, 7244, 10866, 11928, 12677, 14488, 21732, 25354, 38031, 43464, 50708, 76062, 101416, 128581, 152124, 257162, 304248, 385743, 514324, 771486, 900067, 1028648, 1542972, 1800134, 2700201, 3085944, 3600268, 5400402, 7200536, 10800804, 21601608]

約数ペア:

[(1, 21601608), (2, 10800804), (3, 7200536), (4, 5400402), (6, 3600268), (7, 3085944), (8, 2700201), (12, 1800134), (14, 1542972), (21, 1028648), (24, 900067), (28, 771486), (42, 514324), (56, 385743), (71, 304248), (84, 257162), (142, 152124), (168, 128581), (213, 101416), (284, 76062), (426, 50708), (497, 43464), (568, 38031), (852, 25354), (994, 21732), (1491, 14488), (1704, 12677), (1811, 11928), (1988, 10866), (2982, 7244), (3622, 5964), (3976, 5433)]