21888300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{1489}}^1$

素因数の和:1520

約数の個数: 108

約数和(自身を含む): 73719240

約数和(自身を除く): 51830940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 84, 98, 100, 105, 140, 147, 150, 175, 196, 210, 245, 294, 300, 350, 420, 490, 525, 588, 700, 735, 980, 1050, 1225, 1470, 1489, 2100, 2450, 2940, 2978, 3675, 4467, 4900, 5956, 7350, 7445, 8934, 10423, 14700, 14890, 17868, 20846, 22335, 29780, 31269, 37225, 41692, 44670, 52115, 62538, 72961, 74450, 89340, 104230, 111675, 125076, 145922, 148900, 156345, 208460, 218883, 223350, 260575, 291844, 312690, 364805, 437766, 446700, 521150, 625380, 729610, 781725, 875532, 1042300, 1094415, 1459220, 1563450, 1824025, 2188830, 3126900, 3648050, 4377660, 5472075, 7296100, 10944150, 21888300]

約数ペア:

[(1, 21888300), (2, 10944150), (3, 7296100), (4, 5472075), (5, 4377660), (6, 3648050), (7, 3126900), (10, 2188830), (12, 1824025), (14, 1563450), (15, 1459220), (20, 1094415), (21, 1042300), (25, 875532), (28, 781725), (30, 729610), (35, 625380), (42, 521150), (49, 446700), (50, 437766), (60, 364805), (70, 312690), (75, 291844), (84, 260575), (98, 223350), (100, 218883), (105, 208460), (140, 156345), (147, 148900), (150, 145922), (175, 125076), (196, 111675), (210, 104230), (245, 89340), (294, 74450), (300, 72961), (350, 62538), (420, 52115), (490, 44670), (525, 41692), (588, 37225), (700, 31269), (735, 29780), (980, 22335), (1050, 20846), (1225, 17868), (1470, 14890), (1489, 14700), (2100, 10423), (2450, 8934), (2940, 7445), (2978, 7350), (3675, 5956), (4467, 4900)]