21102645480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{25122197}}^1$

素因数の和:25122218

約数の個数: 64

約数和(自身を含む): 72351930240

約数和(自身を除く): 51249284760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 25122197, 50244394, 75366591, 100488788, 125610985, 150733182, 175855379, 200977576, 251221970, 301466364, 351710758, 376832955, 502443940, 527566137, 602932728, 703421516, 753665910, 879276895, 1004887880, 1055132274, 1406843032, 1507331820, 1758553790, 2110264548, 2637830685, 3014663640, 3517107580, 4220529096, 5275661370, 7034215160, 10551322740, 21102645480]

約数ペア:

[(1, 21102645480), (2, 10551322740), (3, 7034215160), (4, 5275661370), (5, 4220529096), (6, 3517107580), (7, 3014663640), (8, 2637830685), (10, 2110264548), (12, 1758553790), (14, 1507331820), (15, 1406843032), (20, 1055132274), (21, 1004887880), (24, 879276895), (28, 753665910), (30, 703421516), (35, 602932728), (40, 527566137), (42, 502443940), (56, 376832955), (60, 351710758), (70, 301466364), (84, 251221970), (105, 200977576), (120, 175855379), (140, 150733182), (168, 125610985), (210, 100488788), (280, 75366591), (420, 50244394), (840, 25122197)]