21071031840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{14632661}}^1$

素因数の和:14632682

約数の個数: 72

約数和(自身を含む): 71904901068

約数和(自身を除く): 50833869228

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 14632661, 29265322, 43897983, 58530644, 73163305, 87795966, 117061288, 131693949, 146326610, 175591932, 219489915, 234122576, 263387898, 292653220, 351183864, 438979830, 468245152, 526775796, 585306440, 658469745, 702367728, 877959660, 1053551592, 1170612880, 1316939490, 1404735456, 1755919320, 2107103184, 2341225760, 2633878980, 3511838640, 4214206368, 5267757960, 7023677280, 10535515920, 21071031840]

約数ペア:

[(1, 21071031840), (2, 10535515920), (3, 7023677280), (4, 5267757960), (5, 4214206368), (6, 3511838640), (8, 2633878980), (9, 2341225760), (10, 2107103184), (12, 1755919320), (15, 1404735456), (16, 1316939490), (18, 1170612880), (20, 1053551592), (24, 877959660), (30, 702367728), (32, 658469745), (36, 585306440), (40, 526775796), (45, 468245152), (48, 438979830), (60, 351183864), (72, 292653220), (80, 263387898), (90, 234122576), (96, 219489915), (120, 175591932), (144, 146326610), (160, 131693949), (180, 117061288), (240, 87795966), (288, 73163305), (360, 58530644), (480, 43897983), (720, 29265322), (1440, 14632661)]