21635841296

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{307817}}^1$

素因数の和:308039

約数の個数: 40

約数和(自身を含む): 43971185664

約数和(自身を除く): 22335344368

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 191, 368, 382, 764, 1528, 3056, 4393, 8786, 17572, 35144, 70288, 307817, 615634, 1231268, 2462536, 4925072, 7079791, 14159582, 28319164, 56638328, 58793047, 113276656, 117586094, 235172188, 470344376, 940688752, 1352240081, 2704480162, 5408960324, 10817920648, 21635841296]

約数ペア:

[(1, 21635841296), (2, 10817920648), (4, 5408960324), (8, 2704480162), (16, 1352240081), (23, 940688752), (46, 470344376), (92, 235172188), (184, 117586094), (191, 113276656), (368, 58793047), (382, 56638328), (764, 28319164), (1528, 14159582), (3056, 7079791), (4393, 4925072), (8786, 2462536), (17572, 1231268), (35144, 615634), (70288, 307817)]