21232365

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{593}}^1$

素因数の和:650

約数の個数: 64

約数和(自身を含む): 43794432

約数和(自身を除く): 22562067

約数列:

[1, 3, 5, 7, 11, 15, 21, 31, 33, 35, 55, 77, 93, 105, 155, 165, 217, 231, 341, 385, 465, 593, 651, 1023, 1085, 1155, 1705, 1779, 2387, 2965, 3255, 4151, 5115, 6523, 7161, 8895, 11935, 12453, 18383, 19569, 20755, 32615, 35805, 45661, 55149, 62265, 91915, 97845, 128681, 136983, 202213, 228305, 275745, 386043, 606639, 643405, 684915, 1011065, 1415491, 1930215, 3033195, 4246473, 7077455, 21232365]

約数ペア:

[(1, 21232365), (3, 7077455), (5, 4246473), (7, 3033195), (11, 1930215), (15, 1415491), (21, 1011065), (31, 684915), (33, 643405), (35, 606639), (55, 386043), (77, 275745), (93, 228305), (105, 202213), (155, 136983), (165, 128681), (217, 97845), (231, 91915), (341, 62265), (385, 55149), (465, 45661), (593, 35805), (651, 32615), (1023, 20755), (1085, 19569), (1155, 18383), (1705, 12453), (1779, 11935), (2387, 8895), (2965, 7161), (3255, 6523), (4151, 5115)]