21502992

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{63997}}^1$

素因数の和:64015

約数の個数: 40

約数和(自身を含む): 63486016

約数和(自身を除く): 41983024

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 63997, 127994, 191991, 255988, 383982, 447979, 511976, 767964, 895958, 1023952, 1343937, 1535928, 1791916, 2687874, 3071856, 3583832, 5375748, 7167664, 10751496, 21502992]

約数ペア:

[(1, 21502992), (2, 10751496), (3, 7167664), (4, 5375748), (6, 3583832), (7, 3071856), (8, 2687874), (12, 1791916), (14, 1535928), (16, 1343937), (21, 1023952), (24, 895958), (28, 767964), (42, 511976), (48, 447979), (56, 383982), (84, 255988), (112, 191991), (168, 127994), (336, 63997)]