21464190

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1$

素因数の和:117

約数の個数: 144

約数和(自身を含む): 64484784

約数和(自身を除く): 43020594

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 73, 81, 90, 99, 110, 121, 135, 146, 162, 165, 198, 219, 242, 243, 270, 297, 330, 363, 365, 405, 438, 486, 495, 594, 605, 657, 726, 730, 803, 810, 891, 990, 1089, 1095, 1210, 1215, 1314, 1485, 1606, 1782, 1815, 1971, 2178, 2190, 2409, 2430, 2673, 2970, 3267, 3285, 3630, 3942, 4015, 4455, 4818, 5346, 5445, 5913, 6534, 6570, 7227, 8030, 8833, 8910, 9801, 9855, 10890, 11826, 12045, 13365, 14454, 16335, 17666, 17739, 19602, 19710, 21681, 24090, 26499, 26730, 29403, 29565, 32670, 35478, 36135, 43362, 44165, 49005, 52998, 58806, 59130, 65043, 72270, 79497, 88330, 88695, 98010, 108405, 130086, 132495, 147015, 158994, 177390, 195129, 216810, 238491, 264990, 294030, 325215, 390258, 397485, 476982, 650430, 715473, 794970, 975645, 1192455, 1430946, 1951290, 2146419, 2384910, 3577365, 4292838, 7154730, 10732095, 21464190]

約数ペア:

[(1, 21464190), (2, 10732095), (3, 7154730), (5, 4292838), (6, 3577365), (9, 2384910), (10, 2146419), (11, 1951290), (15, 1430946), (18, 1192455), (22, 975645), (27, 794970), (30, 715473), (33, 650430), (45, 476982), (54, 397485), (55, 390258), (66, 325215), (73, 294030), (81, 264990), (90, 238491), (99, 216810), (110, 195129), (121, 177390), (135, 158994), (146, 147015), (162, 132495), (165, 130086), (198, 108405), (219, 98010), (242, 88695), (243, 88330), (270, 79497), (297, 72270), (330, 65043), (363, 59130), (365, 58806), (405, 52998), (438, 49005), (486, 44165), (495, 43362), (594, 36135), (605, 35478), (657, 32670), (726, 29565), (730, 29403), (803, 26730), (810, 26499), (891, 24090), (990, 21681), (1089, 19710), (1095, 19602), (1210, 17739), (1215, 17666), (1314, 16335), (1485, 14454), (1606, 13365), (1782, 12045), (1815, 11826), (1971, 10890), (2178, 9855), (2190, 9801), (2409, 8910), (2430, 8833), (2673, 8030), (2970, 7227), (3267, 6570), (3285, 6534), (3630, 5913), (3942, 5445), (4015, 5346), (4455, 4818)]