21091752

素因数分解:

$2^3\times 3^4\times {\mathrm{11}}^2\times {\mathrm{269}}^1$

素因数の和:309

約数の個数: 120

約数和(自身を含む): 65176650

約数和(自身を除く): 44084898

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 81, 88, 99, 108, 121, 132, 162, 198, 216, 242, 264, 269, 297, 324, 363, 396, 484, 538, 594, 648, 726, 792, 807, 891, 968, 1076, 1089, 1188, 1452, 1614, 1782, 2152, 2178, 2376, 2421, 2904, 2959, 3228, 3267, 3564, 4356, 4842, 5918, 6456, 6534, 7128, 7263, 8712, 8877, 9684, 9801, 11836, 13068, 14526, 17754, 19368, 19602, 21789, 23672, 26136, 26631, 29052, 32549, 35508, 39204, 43578, 53262, 58104, 65098, 71016, 78408, 79893, 87156, 97647, 106524, 130196, 159786, 174312, 195294, 213048, 239679, 260392, 292941, 319572, 390588, 479358, 585882, 639144, 781176, 878823, 958716, 1171764, 1757646, 1917432, 2343528, 2636469, 3515292, 5272938, 7030584, 10545876, 21091752]

約数ペア:

[(1, 21091752), (2, 10545876), (3, 7030584), (4, 5272938), (6, 3515292), (8, 2636469), (9, 2343528), (11, 1917432), (12, 1757646), (18, 1171764), (22, 958716), (24, 878823), (27, 781176), (33, 639144), (36, 585882), (44, 479358), (54, 390588), (66, 319572), (72, 292941), (81, 260392), (88, 239679), (99, 213048), (108, 195294), (121, 174312), (132, 159786), (162, 130196), (198, 106524), (216, 97647), (242, 87156), (264, 79893), (269, 78408), (297, 71016), (324, 65098), (363, 58104), (396, 53262), (484, 43578), (538, 39204), (594, 35508), (648, 32549), (726, 29052), (792, 26631), (807, 26136), (891, 23672), (968, 21789), (1076, 19602), (1089, 19368), (1188, 17754), (1452, 14526), (1614, 13068), (1782, 11836), (2152, 9801), (2178, 9684), (2376, 8877), (2421, 8712), (2904, 7263), (2959, 7128), (3228, 6534), (3267, 6456), (3564, 5918), (4356, 4842)]