21960900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1877}}^1$

素因数の和:1910

約数の個数: 108

約数和(自身を含む): 74169732

約数和(自身を除く): 52208832

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 117, 130, 150, 156, 180, 195, 225, 234, 260, 300, 325, 390, 450, 468, 585, 650, 780, 900, 975, 1170, 1300, 1877, 1950, 2340, 2925, 3754, 3900, 5631, 5850, 7508, 9385, 11262, 11700, 16893, 18770, 22524, 24401, 28155, 33786, 37540, 46925, 48802, 56310, 67572, 73203, 84465, 93850, 97604, 112620, 122005, 140775, 146406, 168930, 187700, 219609, 244010, 281550, 292812, 337860, 366015, 422325, 439218, 488020, 563100, 610025, 732030, 844650, 878436, 1098045, 1220050, 1464060, 1689300, 1830075, 2196090, 2440100, 3660150, 4392180, 5490225, 7320300, 10980450, 21960900]

約数ペア:

[(1, 21960900), (2, 10980450), (3, 7320300), (4, 5490225), (5, 4392180), (6, 3660150), (9, 2440100), (10, 2196090), (12, 1830075), (13, 1689300), (15, 1464060), (18, 1220050), (20, 1098045), (25, 878436), (26, 844650), (30, 732030), (36, 610025), (39, 563100), (45, 488020), (50, 439218), (52, 422325), (60, 366015), (65, 337860), (75, 292812), (78, 281550), (90, 244010), (100, 219609), (117, 187700), (130, 168930), (150, 146406), (156, 140775), (180, 122005), (195, 112620), (225, 97604), (234, 93850), (260, 84465), (300, 73203), (325, 67572), (390, 56310), (450, 48802), (468, 46925), (585, 37540), (650, 33786), (780, 28155), (900, 24401), (975, 22524), (1170, 18770), (1300, 16893), (1877, 11700), (1950, 11262), (2340, 9385), (2925, 7508), (3754, 5850), (3900, 5631)]