21916300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 54996480

約数和(自身を除く): 33080180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 131, 140, 175, 239, 262, 350, 478, 524, 655, 700, 917, 956, 1195, 1310, 1673, 1834, 2390, 2620, 3275, 3346, 3668, 4585, 4780, 5975, 6550, 6692, 8365, 9170, 11950, 13100, 16730, 18340, 22925, 23900, 31309, 33460, 41825, 45850, 62618, 83650, 91700, 125236, 156545, 167300, 219163, 313090, 438326, 626180, 782725, 876652, 1095815, 1565450, 2191630, 3130900, 4383260, 5479075, 10958150, 21916300]

約数ペア:

[(1, 21916300), (2, 10958150), (4, 5479075), (5, 4383260), (7, 3130900), (10, 2191630), (14, 1565450), (20, 1095815), (25, 876652), (28, 782725), (35, 626180), (50, 438326), (70, 313090), (100, 219163), (131, 167300), (140, 156545), (175, 125236), (239, 91700), (262, 83650), (350, 62618), (478, 45850), (524, 41825), (655, 33460), (700, 31309), (917, 23900), (956, 22925), (1195, 18340), (1310, 16730), (1673, 13100), (1834, 11950), (2390, 9170), (2620, 8365), (3275, 6692), (3346, 6550), (3668, 5975), (4585, 4780)]