21360587970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{101}}^2\times {\mathrm{223}}^1\times {\mathrm{313}}^1$

素因数の和:748

約数の個数: 96

約数和(自身を含む): 52176370176

約数和(自身を除く): 30815782206

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 101, 202, 223, 303, 313, 446, 505, 606, 626, 669, 939, 1010, 1115, 1338, 1515, 1565, 1878, 2230, 3030, 3130, 3345, 4695, 6690, 9390, 10201, 20402, 22523, 30603, 31613, 45046, 51005, 61206, 63226, 67569, 69799, 94839, 102010, 112615, 135138, 139598, 153015, 158065, 189678, 209397, 225230, 306030, 316130, 337845, 348995, 418794, 474195, 675690, 697990, 948390, 1046985, 2093970, 2274823, 3192913, 4549646, 6385826, 6824469, 7049699, 9578739, 11374115, 13648938, 14099398, 15964565, 19157478, 21149097, 22748230, 31929130, 34122345, 35248495, 42298194, 47893695, 68244690, 70496990, 95787390, 105745485, 211490970, 712019599, 1424039198, 2136058797, 3560097995, 4272117594, 7120195990, 10680293985, 21360587970]

約数ペア:

[(1, 21360587970), (2, 10680293985), (3, 7120195990), (5, 4272117594), (6, 3560097995), (10, 2136058797), (15, 1424039198), (30, 712019599), (101, 211490970), (202, 105745485), (223, 95787390), (303, 70496990), (313, 68244690), (446, 47893695), (505, 42298194), (606, 35248495), (626, 34122345), (669, 31929130), (939, 22748230), (1010, 21149097), (1115, 19157478), (1338, 15964565), (1515, 14099398), (1565, 13648938), (1878, 11374115), (2230, 9578739), (3030, 7049699), (3130, 6824469), (3345, 6385826), (4695, 4549646), (6690, 3192913), (9390, 2274823), (10201, 2093970), (20402, 1046985), (22523, 948390), (30603, 697990), (31613, 675690), (45046, 474195), (51005, 418794), (61206, 348995), (63226, 337845), (67569, 316130), (69799, 306030), (94839, 225230), (102010, 209397), (112615, 189678), (135138, 158065), (139598, 153015)]