21508733234

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{347}}^1\times {\mathrm{491}}^1$

素因数の和:983

約数の個数: 64

約数和(自身を含む): 35503349760

約数和(自身を除く): 13994616526

約数列:

[1, 2, 17, 34, 47, 79, 94, 158, 347, 491, 694, 799, 982, 1343, 1598, 2686, 3713, 5899, 7426, 8347, 11798, 16309, 16694, 23077, 27413, 32618, 38789, 46154, 54826, 63121, 77578, 126242, 170377, 277253, 340754, 392309, 466021, 554506, 659413, 784618, 932042, 1288411, 1318826, 1823083, 2576822, 2896409, 3646166, 5792818, 8007719, 13459783, 16015438, 21902987, 26919566, 30992411, 43805974, 61984822, 136131223, 228816311, 272262446, 457632622, 632609801, 1265219602, 10754366617, 21508733234]

約数ペア:

[(1, 21508733234), (2, 10754366617), (17, 1265219602), (34, 632609801), (47, 457632622), (79, 272262446), (94, 228816311), (158, 136131223), (347, 61984822), (491, 43805974), (694, 30992411), (799, 26919566), (982, 21902987), (1343, 16015438), (1598, 13459783), (2686, 8007719), (3713, 5792818), (5899, 3646166), (7426, 2896409), (8347, 2576822), (11798, 1823083), (16309, 1318826), (16694, 1288411), (23077, 932042), (27413, 784618), (32618, 659413), (38789, 554506), (46154, 466021), (54826, 392309), (63121, 340754), (77578, 277253), (126242, 170377)]