21258288

素因数分解:

$2^4\times 3^4\times {\mathrm{47}}^1\times {\mathrm{349}}^1$

素因数の和:416

約数の個数: 100

約数和(自身を含む): 63016800

約数和(自身を除く): 41758512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 47, 48, 54, 72, 81, 94, 108, 141, 144, 162, 188, 216, 282, 324, 349, 376, 423, 432, 564, 648, 698, 752, 846, 1047, 1128, 1269, 1296, 1396, 1692, 2094, 2256, 2538, 2792, 3141, 3384, 3807, 4188, 5076, 5584, 6282, 6768, 7614, 8376, 9423, 10152, 12564, 15228, 16403, 16752, 18846, 20304, 25128, 28269, 30456, 32806, 37692, 49209, 50256, 56538, 60912, 65612, 75384, 98418, 113076, 131224, 147627, 150768, 196836, 226152, 262448, 295254, 393672, 442881, 452304, 590508, 787344, 885762, 1181016, 1328643, 1771524, 2362032, 2657286, 3543048, 5314572, 7086096, 10629144, 21258288]

約数ペア:

[(1, 21258288), (2, 10629144), (3, 7086096), (4, 5314572), (6, 3543048), (8, 2657286), (9, 2362032), (12, 1771524), (16, 1328643), (18, 1181016), (24, 885762), (27, 787344), (36, 590508), (47, 452304), (48, 442881), (54, 393672), (72, 295254), (81, 262448), (94, 226152), (108, 196836), (141, 150768), (144, 147627), (162, 131224), (188, 113076), (216, 98418), (282, 75384), (324, 65612), (349, 60912), (376, 56538), (423, 50256), (432, 49209), (564, 37692), (648, 32806), (698, 30456), (752, 28269), (846, 25128), (1047, 20304), (1128, 18846), (1269, 16752), (1296, 16403), (1396, 15228), (1692, 12564), (2094, 10152), (2256, 9423), (2538, 8376), (2792, 7614), (3141, 6768), (3384, 6282), (3807, 5584), (4188, 5076)]