21630528

素因数分解:

$2^6\times 3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^2$

素因数の和:129

約数の個数: 126

約数和(自身を含む): 67073526

約数和(自身を除く): 45442998

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 47, 48, 51, 64, 68, 72, 94, 96, 102, 136, 141, 144, 153, 188, 192, 204, 272, 282, 288, 306, 376, 408, 423, 544, 564, 576, 612, 752, 799, 816, 846, 1088, 1128, 1224, 1504, 1598, 1632, 1692, 2209, 2256, 2397, 2448, 3008, 3196, 3264, 3384, 4418, 4512, 4794, 4896, 6392, 6627, 6768, 7191, 8836, 9024, 9588, 9792, 12784, 13254, 13536, 14382, 17672, 19176, 19881, 25568, 26508, 27072, 28764, 35344, 37553, 38352, 39762, 51136, 53016, 57528, 70688, 75106, 76704, 79524, 106032, 112659, 115056, 141376, 150212, 153408, 159048, 212064, 225318, 230112, 300424, 318096, 337977, 424128, 450636, 460224, 600848, 636192, 675954, 901272, 1201696, 1272384, 1351908, 1802544, 2403392, 2703816, 3605088, 5407632, 7210176, 10815264, 21630528]

約数ペア:

[(1, 21630528), (2, 10815264), (3, 7210176), (4, 5407632), (6, 3605088), (8, 2703816), (9, 2403392), (12, 1802544), (16, 1351908), (17, 1272384), (18, 1201696), (24, 901272), (32, 675954), (34, 636192), (36, 600848), (47, 460224), (48, 450636), (51, 424128), (64, 337977), (68, 318096), (72, 300424), (94, 230112), (96, 225318), (102, 212064), (136, 159048), (141, 153408), (144, 150212), (153, 141376), (188, 115056), (192, 112659), (204, 106032), (272, 79524), (282, 76704), (288, 75106), (306, 70688), (376, 57528), (408, 53016), (423, 51136), (544, 39762), (564, 38352), (576, 37553), (612, 35344), (752, 28764), (799, 27072), (816, 26508), (846, 25568), (1088, 19881), (1128, 19176), (1224, 17672), (1504, 14382), (1598, 13536), (1632, 13254), (1692, 12784), (2209, 9792), (2256, 9588), (2397, 9024), (2448, 8836), (3008, 7191), (3196, 6768), (3264, 6627), (3384, 6392), (4418, 4896), (4512, 4794)]