21067656

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{983}}^1$

素因数の和:1058

約数の個数: 64

約数和(自身を含む): 56678400

約数和(自身を除く): 35610744

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 47, 57, 76, 94, 114, 141, 152, 188, 228, 282, 376, 456, 564, 893, 983, 1128, 1786, 1966, 2679, 2949, 3572, 3932, 5358, 5898, 7144, 7864, 10716, 11796, 18677, 21432, 23592, 37354, 46201, 56031, 74708, 92402, 112062, 138603, 149416, 184804, 224124, 277206, 369608, 448248, 554412, 877819, 1108824, 1755638, 2633457, 3511276, 5266914, 7022552, 10533828, 21067656]

約数ペア:

[(1, 21067656), (2, 10533828), (3, 7022552), (4, 5266914), (6, 3511276), (8, 2633457), (12, 1755638), (19, 1108824), (24, 877819), (38, 554412), (47, 448248), (57, 369608), (76, 277206), (94, 224124), (114, 184804), (141, 149416), (152, 138603), (188, 112062), (228, 92402), (282, 74708), (376, 56031), (456, 46201), (564, 37354), (893, 23592), (983, 21432), (1128, 18677), (1786, 11796), (1966, 10716), (2679, 7864), (2949, 7144), (3572, 5898), (3932, 5358)]